Used Complete Particle Sizing Workstation for sale (25,732)

Year of construction: 2011, condition: excellent (used), functionality: fully functional, Malvern Zetasizer Nano S (ZEN1600) – Complete Particle Sizing Workstation (2011) The unit is in pristine cosmetic and technical condition. It has been tested and is fully functional. The package includes a dedicated Laptop with the Zetasizer software pre-installed and configured. Highlights • Plug-and-Play System: Comes paired with a configured laptop • Superior Sensitivity: Features Malvern’s patented NIBS technology, allowing for measurement of samples from 0.3 nm to 10 microns without multiple dilutions. • Versatile: Capable of handling both high concentration and very dilute samples (0.1ppm to 40% w/v). • Immediate Consumables: Includes a starter pack of 5 boxes of disposable cuvettes plus 2 high-quality glass cuvettes for solvent-based work. • Thermal Control: Built-in Peltier temperature control (0°C – 90°C) for protein melting point and stability studies. Technical Specifications • Model: Zetasizer Nano S (ZEN1600) • Measurement Parameters: Particle Size (Hydrodynamic Diameter), Molecular Weight (estimated) • Size Range: 0.3 nm – 10.0 µm (diameter) • Technology: Dynamic Light Scattering (DLS) with Non-Invasive Back Scatter (NIBS) optics • Laser Source: He-Ne laser (633 nm, Max 4mW) • Detector: Avalanche Photodiode (APD) • Temperature Control Range: 0°C to 90°C +/- 0.1°C • Minimum Sample Volume: 12 µL (dependent on cuvette choice) • Sensitivity: 0.1 mg/mL (Lysozyme) / 10 mg/mL (Polystyrene) Scope of Delivery This listing includes everything visible in the photos: Ksdpfx Aaoyit Sweyjlr • 1x Malvern Zetasizer Nano S (Model: ZEN1600, Serial: MAL1026040), manufactured in 2011 • 1x Laptop (Panasonic CF-53 Toughbook) with Zetasizer Software pre-installed • 1x Power Supply & Mains Cable, 1x USB Data Cable • 5x Boxes of Polystyrene (Polystyrol) Disposable Cuvettes (4 New/ 1 Open Box) • 2x Glass/Quartz Cuvettes (Reusable, ideal for organic solvents) Typical Applications • Protein & Biopharmaceuticals: Aggregation screening, protein unfolding, and crystallization studies. • Nanoparticles: Size distribution of gold, silica, and metallic nanoparticles. • Polymers & Colloids: Characterizing micelle structures and polymer molecular weight. • Paints & Pigments: Stability testing and formulation consistency. We ship worldwide. If you have any questions please get in touch.

Condition: good (used), Rotex / Gradex particle size analysis Particle Size Analysis Weight: 1350kg Voltage: 220V Kodpjxg Rmxofx Aayjlr

Condition: like new (used), Year of construction: 2014, Complete Bottle Filling Line for non-aseptic milk and other dairy product Capability 270, 540 ml PET/Plastic bottles with the cap D- 38 mm Bottle size: 270mm: D-60mm, H-132mm 540mm: D-70mm, H-180mm Capacity: 270mm: 2500 bottles per hour 540mm: 2000 bottles per hour Made by SELO, Netherlands. YOM 2014 Consisting of: 1. 2x Accumulation Tables 150 cm diameter Motorised 2. Rotary Bottle Washer 15 bottle capacity Siemens Logo TD touch screen Kedpfx Aasyiptqsyslr With Associated Conveyor 3. Selo 6 Head Filling Machine 6 head fully automated filling station With Selo pressure tank Schneider touch screen control Pump and associated pipework 4. Capper Rotary 3 Head fully automated bottle capper with Mobile Cap Hopper/ Swan Neck cap Feeder 5. Albertina/Etipak In Line Labeller 6. Associated conveyors AS NEW CONDITION

Condition: ready for operation (used), COMPLETE KRONES PET BOTTLES ASEPTIC FILLING LINE FOR FRUIT JUICE/BEVERAGES AND SPRITZERS. SUITABLE FOR STILL AND CARBONATED PRODUCTS. YOM 2002-2007 CAPACITY: 0,5L x 36.000 BPH 1,0L x 30.240 BPH 1,5L x 25.200 BPH BOTTLE CLOSURES 28mm. THE LINE INCLUDES BOTTLE BLOWING, FILLING, LABELING, PACKAGING AND PALLETIZING: 1. Control unit: Ruland 2002, touchscreen, flash heating & CIP/SIP Kodoxm Rwqepfx Aayslr 2. Pasteur: Ruland 2002, tube heat exchanger, 1315 L supply tank, max. 21,800 L/h 3. Sterile tank: Roth 2002, 11,000 L 4. Carbonization: Roth/Ruland 2002, 2575 L, disconnected 5. Nitrogen system: Terboven/ISTE 2002 6. Hygienic center: Ecolab/Lang 2002, CAF, no PLC 7. Sterile water system: Roth/Ruland 2002, 9,000 L/h, buffer 2575 L 8. Sterile water system: Roth/Ruland 2002, 9,000 L/h, buffer 2575 L 9. CIP/SIP: Ruland 2002, 20,000 L/h, 1315 L supply tank 10. Cleanroom: Weiss 2002, ventilation/overpressure 11. Preform hopper: Dieterle 2002, MD3 12. Preform feeding: Tanner 2002, HFT 4730 / RGT 1624 13. Blow molding: Krones Contiform S16 2002, 16 stations, 1.0–20,000 b/h 14. Air conveyor: Krones 2002, automatic rail adjustment 15. Cap conveyor: Gassner 2002, 2 container positions, cap elevator 16–18. Filling machine: Krones CAF VODM 100 2002, injector (60), rinser (80), filler (100), capper (20), 1,0–20.000 b/h, 28 mm caps, still/carbonated 19. Label check: Krones 2002, incl. in Prontomodul 20. Bottle check: Krones 2002 21. Conveyor: Krones 2002, air blower before labeling 22. Labeling machine: Krones Prontomodul 2007, max. 35.600 b/h 23. Canmatic module: Krones 2007, paper labels 24. Contriroll module: Krones 2007, film roll 25. MHD coding: Videojet Excel/170i 26. Shrink wrapper: Krones Variopak 2002, 0.5–36,000 b/h, carton feeder & film transport 27. Packaging conveyor: Krones 2002 28. Handle applicator: Twinpack MHTE 2002 29. Empty pallet magazine: Krones LPM 2002 30. Palletizing: Krones robot 3A loader 2002, 4,000 packages/h 31. Pallet conveyor: Krones 2002, transfer cart & turner 32. Empty pallet magazine: Krones LPM 2002 33/34. Pallet stretch wrappers: Franpak 2002, top sheet applicator 35. Tying machine: Bornbinder HB 2002 36. Pallet coding: Logopak EAN 128 2003 THE LINE IS STILL NOT DISMANTLING, EXCELLENT CONDITION. LOCATION - GERMANY.

Condition: excellent (used), Year of construction: 1996, functionality: fully functional, Full SCM line Kedpfx Aajt T Sq Esyjlr

Condition: used, functionality: fully functional, With this offer, you are purchasing a used ‘Xerox full bleed trimming’ finishing system. Item for sale: 1 x Xerox complete finishing system for brochure production with the following equipment: Includes A-FN13 booklet finisher Includes CZ module A-FN08 Includes 2-page trimming A-GW07 Includes Plockmatic Pro35 WITHOUT IDM You will receive a complete finishing system for complete brochure production. Plug and play connection to various Xerox machines. Klsdpfsxnxy Nsx Aayor Xerox Versant 3100 Xerox Verdant 4100 Xerox Versant 180 Xerox Versant 280 and more... Condition: This offer is for a used device, which may show signs of wear (minor scratches or yellowing). The device has been tested for functionality. Packaging and shipping: You are welcome to view the device during our business hours. Please make an appointment! Seaworthy packaging and worldwide shipping available on request! For more information, please feel free to contact us personally.

Condition: used, Year of construction: 1996, Manufacturer: Bogma Model: M75 Year of manufacture: 1996 Capacity: 2700 - 3600 kg/h Klodpeh A S Erefx Aayer Complete briquette line. - Mooving flor - Screw conveyor - Screw conveyor - Screw conveyor - Feeding system for Bogama 2pc - Three Bogma (briquette press) - One Bogma for spereparts - Pipes for ready briquettes - All hydraulic - All electric, control - Walking platforms etc

Condition: used, total width: 840 mm, total length: 1,870 mm, total height: 1,250 mm, Equipment: documentation/manual, Manufacturer : Alfalas / Tampoprint Model : Workstation SK90 Type of system : Combination system consisting of pad printing machine, marking laser, suction unit and turntable Laser class (system) : 1 Laser class (beam source) : 4 Kjdpfx Ajtvm Sbsayelr Laser type : Solid state, Nd:YAG Year of manufacture: 01/2003 Operating mode: CW/QS Power: approx. 60 W Wavelength: 1064nm

Condition: used, This listing is for the Partical Measuring Systems LASAIR lll 310c particle measuring systems The unit is in full working condition and is ready for immediate release The Lasair® III 310C is a state-of-the-art portable aerosol particle counter designed to meet the stringent requirements of highly regulated environments. Manufactured by Particle Measuring Systems (PMS), it sets the standard for portable particle counters, ensuring that your environment remains clean and compliant.​ Kjdpoxv A T Njfx Aayolr Key Features Particle Size Range: 0.3 to 25.0 µm Flow Rate: 1.0 CFM (28.3 LPM) ±5% Counting Efficiency: Complies with ISO 21501-4 requirements Display: 8.4" color VGA IR touch screen (IP65 rated) Data Storage: Up to 3,000 complete data sets Connectivity: Ethernet, Modbus TCP/IP, RS-232, USB data downloading; optional wireless Ethernet Environmental Inputs: Four 4-20 mA inputs for external sensors Power Options: Operates on AC power or hot-swappable batteries Compliance: Meets ISO 14644-1, EU GMP Annex 1, and ISO 21501-4 standards Software Compatibility: Supports FacilityNet, PharmaceuticalNet, and FacilityPro for data analysis and reporting Reporting Capabilities: Cleanroom certification results are available through a local printout, downloadable via USB in a secure format, or through the use of external software packages Wireless Communication: Wireless network communications are facilitated with an externally mounted wireless adapter, simplifying communications with network systems ​ Specifications Dimensions: 30.1 x 32.7 x 25.9 cm Weight: 6 kg (without battery), 7.5 kg (with two optional batteries) Operating Environment: Temperature: 0 – 30°C; Humidity: 5 – 95% RH non-condensing Sample Tubing: Supports 3/8", 1/2", and 3/4" tubing up to 8 meters in length Sample Output Filtering: Internally filtered to >99.97% at 0.3 µm

Condition: good (used), Year of construction: 2013, It was disassembled from a working machine, all is working. Klsdpfxjurk E So Aaysr All cards shown in the picture are for sale.

Condition: excellent (used), functionality: fully functional, Box forming Inner bag thermoforming Pasta filling Top filling Sealing Kodju Ivdtopfx Aayslr

Condition: new, Year of construction: 2025, A compact design sheet fiber laser metal cutting machine with complete protection Small occupied space balances complete protection and higher safety. Each frame of the cutting machine bed is welded after mortise-and-tenon joint to achieve perfect mechanical property and better stability and firmness. The pull-out cutting machine table, with the electric table optional, saves space occupation and freshen up the user operation experience. Convenient and fast open&close with one click; The laser cutter door is safe and reliable, by using rack-pinion transmission mode combined with self-locking cutting machine system Kljdpfx Aashwv N Hjysr Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter. Applicable Material: metal Condition: New Laser Type: Fiber Laser Laser Power: 1500W, 2000W, 3000W, 6000W, 12000W Cutting Area: 1000*1500mm Cutting Speed: 0-100m/min Positioning accuracy: ±0.05mm Repositioning accuracy: ±0.03mm Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT CNC or Not: Yes Cooling Mode: WATER COOLING

Condition: refurbished (used), Year of construction: 2002, Sawmill ARTIGLIO Year - 2002 - ( Refurbished in 2023 ) Technical Details : - Flywheel - 1300 mm - Flywheel band - 168 mm - Max. blade length - 8860 mm - Three - Phase 400V 50hz Motors - Primary motor power - 55,8 kW - Blade tension motor - 0,55 kW - Pushing blade guidemotor - 1,5 kW - Flywheel inclination motor - 0,12 kW - Hydraulick brake unit motor - 1,5 kW - Central Crowing Ksdpfxjv Ny Nxj Aayjlr Equioment Consists : - 3 Log clamping pressure - Fixed hooks - Mobile knockers with 3 fixed positions - Hydraulicl log turner - El . divider with 50 works programs - Transversal vice movement with two speed motor 1,8 - 8 mt./min. - Hydrostaic advancement with steel cable towing - Comand pult - Automatic centralized rubrication - Pantograph for cable

Condition: ready for operation (used), Year of construction: 2003, Technical Details : Manufacturer - DINACO Model - FIL 1300 H / VEL 970 H Wheel diameter - 1300 mm Wheel width - 165 mm Hydraulic guide Hydraulic scale Wheel tilt - motor Main electric motor P=55 Kw Klsdoyuu Abspfx Aayjr Input transporter 3x Output transporter Return ramp Automatic stacking Additional devices: Hydropneumatic perdrezač Chain wallpaper Hydraulic vertical cutter

Condition: excellent (used), Year of construction: 2001, Complete Parquet painting shop Manufacturer - SORBINI/ VIET Year - 2001 Capacity - 800 m2/shift Klsdpfx Aerdgrvjayjr Time of one cycle - 8 min. Lenght of the line - 42 m

Condition: excellent (used), Year of construction: 1997, functionality: fully functional, Logs Wagon - Trolley - BONGIOANNI Technical Details : Year - 1997 Wagon length - 7 m Number of staples - 4 Eqipment Consisits : 1- Wagon - trolley 2. El. Cabinet Kljdpfxorx Rq Eo Aaysr 3. Comand pult 4. Hydraulic drive

Year of construction: 2026, condition: new, Complete turnkey production lines for slitting, cut to length, combined slitting-cut to length and press feeding systems. Bosporas Machinery is a manufacturer of coil processing and press feeding systems, delivering high-performance and customized industrial solutions worldwide. We provide complete turnkey coil processing lines designed for modern sheet metal production facilities. Our solutions cover the full process from coil loading and feeding to cutting, recoiling, stacking and automation. Whether for new factory investments, capacity expansion or modernization projects, Bosporas offers reliable, efficient and customized production lines tailored to your material specifications, production targets and factory layout. From standalone machines to fully integrated automatic systems, we deliver complete engineering solutions with international project experience. ⚙️ AVAILABLE SOLUTIONS Coil Slitting Lines: For precise longitudinal cutting of coils into narrower strips with recoiling solutions. Cut to Length Lines: For accurate sheet cutting with stacking systems for flat sheet production. Combined Slitting & Cut to Length Lines: Flexible systems capable of both slitting coils and producing cut sheets in one integrated line. Compact Press Feeding Systems: Integrated decoiler, straightener and servo feeder solutions for press automation and stamping operations. 🔧 LINE CONFIGURATION Depending on the project, production lines may include: Hydraulic Coil Loading Car Decoiler / Uncoiler Systems Straightener / Leveler Units Servo Feeder Systems Slitting Head Rotary / Hydraulic / Mechanical Shear Scrap Winder Systems Tension & Separator Units Recoiler Systems Automatic Stacking Systems Conveyor Systems PLC & HMI Automation Safety Systems & CE Compliance Options ⚙️ ENGINEERING FEATURES Custom machine design according to customer requirements High precision processing performance Heavy-duty machine construction Servo-controlled feeding and automation Modular structure for future upgrades User-friendly control systems Reliable operation for continuous industrial production ⚡ OPERATIONAL ADVANTAGES Complete turnkey production solutions Single supplier for the full project Reduced labor and production costs High efficiency and consistent product quality Fast installation and commissioning support Short lead time compared to European manufacturers 🏭 APPLICATION AREAS Steel service centers Sheet metal processing companies Automotive suppliers White goods industry Construction materials production HVAC manufacturers Metal furniture and component production General industrial manufacturing Kljdpfey A Ia Dox Aaysr 🧩 OPTIONAL CONFIGURATIONS Customized line capacities Different thickness and width ranges Full automation packages Factory layout engineering Remote support solutions Spare parts and training packages 📸 REFERENCE PROJECTS You can see and review our completed (manufactured and installed) projects on our Youtube channel. For machine videos and references, please visit our YouTube channel. You can search on Youtube as Bosporas Makina / Ayika Group.

Condition: excellent (used), Year of construction: 2018, functionality: fully functional, cutting length (max.): 8,000 mm, overall weight: 13,000 kg, total length: 15,000 mm, saw band length: 9,045 mm, saw band width: 160 mm, wheel diameter: 1,250 mm, Horizontal Band Saw WRAVOR WRC 1250 AC High-performance industrial saw with 55 kW motor — for cutting logs up to Ø 1250 mm Year of manufacture: 2018 Technical Specifications: • Main motor: 55 kW • Control: fixed control panel with Unitronics V-280 PLC • Manual adjustment of cutting thickness possible • Track length: 12.5 m • Log clamps: 5× hydraulic • Hydraulic rollers: 5× • Squaring arms (90°): 5× • Standard log turner: 4× • Mechanical stops: 3× • Scoring saw: 1× • Outfeed conveyor belt for board transport Images are for illustrative purposes only. Klsdpfx Asxwkt Tjaysr Ffsda Njxwkt Tj Nm Rwjw

Year of construction: 2002, condition: excellent (used), JEWA Flexo Rotonir SM52: M.No.: 02010-0017 BALDWIN: Typ: FK-1-500 // Serien No.: 151166 // Art.- No: 150.01.0001 Klsdped Nd T Uofx Aayer

Condition: new, Year of construction: 2025, High-performance industrial bandsaw Wravor WRC 1250 AC – robust, precise, and suitable for cutting large logs. Equipped with automatic control and advanced features for maximum efficiency! 📌 Key features: ✔ strong and stable construction Kodpfx Aeyz Taajayolr ✔ high precision ✔ high cutting capacity ✔ automatic control ✔ reliable and robust construction ✔ main wheels made from cast steel, dobule bearing (STABLE CONSTRUCTION!), wheel diameter: 1250 mm, width 135mm ✔ length of saw blade: 160/180 DOUBLE-SIDED) L = 9045 mm ✔ motor power: 55kW -110kW, frequency converter optional Saw width: Approx. 4500mm (depending on equipment) Rail width: Approx. 2300mm (depending on equipment) Saw weight: Approx. 23,500 kg (depending on equipment, on length of chassis) Max cutting width (between guides): 1300 mm

Condition: excellent (used), KUKA Industrial Robot Complete System Type: KR 10 R900 sixx / KRC4 For sale is a KUKA industrial robot complete system from a commercial environment, consisting of the robot arm, controller, smartPAD, cable set, and additional accessories as depicted in the photos. This system is suitable for a wide range of automation tasks, especially in industrial production, assembly, laboratories, material handling, pick-and-place operations, inspection tasks, and general robotic applications. The 6-axis robot is designed for precise and rapid motion sequences and can be used for gripping, positioning, feeding, moving, and processing components. System components: - KUKA KR 10 R900 sixx robotic arm - KUKA KRC4 controller - KUKA smartPAD - Connection and interface cables - Additional accessories as shown in the photos Technical data of the robot: Manufacturer: KUKA Roboter GmbH Robot type: KR 10 R900 sixx Article no.: 10016515 Serial no.: 500877 Payload: 10 kg Reach: 901 mm Axes: 6 Robot weight: 52 kg Technical data of the controller: Controller: KRC4 Article no.: 11019802 Serial no.: 224374 Controller weight: 33 kg Input voltage: 1 x 230 V Line frequency: 50/60 Hz Full load current: 12 A Line fuse: 16 A System information / Software status as displayed: KRC SR Version: V8.2.3 HMI Version: 8.2.0.4 B22 Base system: KSS 8.2.21_SR Installed options as displayed: - ExpertTech 3.1.1 - Gripper & SpotTech 3.0.5 - OrangeApps.MqttClient 2.2.12 - Profinet KRC-Nexxt 2.2.7 - RemoteService 1.0.2 - UserTech 3.1.4 Dimensions / Weight: Total system weight including controller and accessories: approx. 90–110 kg Robot dimensions: Reach 901 mm Controller dimensions: compact KRC4 version Condition: Used, from ongoing commercial operation. Visual condition with typical signs of use. Kljdoy D Hd Rspfx Aaysr The screen and system information are visible in the photos. For the external condition, please refer to the images. Scope of delivery: The images are decisive for the exact scope of delivery. The table shown in the photos is not included in the sale. Please note: Commercial sale. Subject to changes, errors, and prior sale. All technical information provided to the best of our knowledge, but without guarantee. We are happy to answer further questions by phone.

Condition: like new (used), Year of construction: 2022, As-new condition (only 5,000 m² of parquet processed so far), compact oil application line consisting of: Roller Application Unit: - For the application of oils, etc. - Touchscreen control - Manual height adjustment - Max. working width: 300 mm - Max. workpiece height: 50 mm - Membrane pump with max. capacity of 18 l/min - Frequency inverter for variable speed of application roller Kledpfx Aex Ah A Asaysr - Frequency inverter for variable speed of counter-roller - Conveyor belt speed adjustable: 3 to 14 m/min - Stainless steel recovery trays Pad Group + Brush Group: - For spreading and removing excess oils - Touchscreen control - Manual height adjustment - Conveyor belt speed adjustable: 3 to 14 m/min - Max. working width: 300 mm - Max. workpiece height: 50 mm - Pad diameter: 300 mm - Quick-change system for pads - Brush dimensions (L x D): 300 x 160 mm - Quick-change system for brushes UV / LED Unit: - Touchscreen control - Manual height adjustment - Max. working width: 300 mm - Max. workpiece height: 50 mm - UV-LED power: 12 Watt/cm² - Incl. ventilation fan - Conveyor belt made of Kevlar fabric - Conveyor belt speed adjustable: 3 to 14 m/min Outfeed Conveyor Belt: - Length: approx. 2,500 mm - Max. working width: 300 mm - Conveyor belt speed adjustable: 3 to 14 m/min Note for used machinery: • Technical details and prior sale subject to change and errors. • Stated prices are ex works - free loading! • The machine has been cleaned and functionally tested. • All machines are sold as inspected, without any warranty claims. Buyers are free to inspect the machine at its location. • Special agreements are only valid in written form. (We only respond to enquiries with your address and telephone number!)

Condition: excellent (used), Year of construction: 1990, functionality: fully functional, Esterer full-frame saw, model HDS 600, year 1990. Passage width 735 mm, stroke 600 mm. Includes switch cabinets, operator control panels, and drive motor. The machine fits on the foundation of the HDS 700. Can be inspected at Scheibner GmbH, 36110 Schlitz. Kledpjrmmqzjfx Aayer

Condition: excellent (used), Year of construction: 2019, operating hours: 7 h, ABB IDFP Complete dispencing application,used as demo,7 hours running time,complete with dosers,IRB2600 robot on a track of 1.9 or 2.9 meter. DEVELOPMENT OF GSG ROBOTICS GSG Robotics GmbH,Founded in 2005 in Gütersloh, GSG Robotics GmbH has been based in Marl since 2015 with a generous service area for robot maintenance and repair. Over the years, we have developed to be a holistic partner in all matters relating to industrial robots and automation technology. We are a full-service provider for the two well-known robot manufacturers ABB and Fanuc. Kedpfx Aaexq Tr Sjyolr

Condition: good (used), Year of construction: 1995, functionality: fully functional, machine/vehicle number: MV-117894/D, saw blade diameter: 400 mm, total length: 8,000 mm, total height: 1,900 mm, total width: 1,000 mm, overall weight: 1,000 kg, KALTENBACH SKL 400 EC-H cold circular saw automatic (completely overhauled) Kljdpfjy Dcqysx Aayer - Max. cutting width: 4 mm - Saw blade arbor bore: 50 mm - Number of mounting bolts: 4 pcs - Bolt circle diameter: 80 mm - Saw blade feed rate: 0 - 3000 mm/min - Rapid return: 4500 mm/min - Adjustable travel of workpiece stop: 70 mm behind and 40 mm in front of the biometric zero point = 110 mm - Stepless manual rotary table adjustment: 90° This is a completely overhauled machine. Specification: Dosing system MS-2 C, infeed roller conveyor T3: 4 m, infeed roller conveyor T3, outfeed roller conveyor T3 with L45D length measuring device Note: This item must be collected on a binding date between July 7th and July 9th, 2026 (exact date to be coordinated). FCA D-71263 Weil der Stadt - loaded onto truck