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Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users

Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing

Buy with confidence. Quality and compatibility guaranteed.
If you have any questions about the file formats, feel free to send us a message — we're happy to assist you!

Sincerely,
SURF3D
Trusted source for professional and affordable 3D models.

More Information About 3D Model :
The Stair Climber Hand Truck for dual gas cylinders is a sophisticated piece of industrial material handling equipment, meticulously designed to facilitate the safe and efficient transport of pressurized tanks over vertical obstacles and uneven terrain. This 3D model accurately depicts the heavy-duty structural framework, typically constructed from high-tensile tubular steel to withstand the significant weight of two full-sized gas cylinders, such as those used for oxygen or acetylene in welding applications. The defining feature of this utility cart is its tri-wheel rotating assembly, often referred to as a star-wheel configuration. This mechanism allows the trolley to climb stairs by rotating the wheel set around a central axis, ensuring that at least two wheels remain in contact with the steps at all times, thereby reducing the physical strain on the operator and preventing sudden shifts in load. Additionally, the model includes critical safety components such as heavy-duty securing chains or adjustable nylon straps, which prevent the cylinders from tipping or sliding during transit. The ergonomic handles are designed for maximum leverage, often featuring rubberized grips for enhanced control. This type of equipment is ubiquitous in environments ranging from medical facilities and research laboratories to construction sites and industrial workshops, where the mobility of hazardous or heavy gas containers is a daily operational requirement.

KEYWORDS: trolley, cart, dolly, cylinder, gas, industrial, welding, oxygen, transport, logistics, equipment, climber, warehouse, steel, stairs, manual, metal, tank, utility, delivery