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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 :
This industrial-grade triple 3-wheel P-handle stair crawler climbing hand truck represents a sophisticated solution for material handling and vertical logistics. Engineered specifically for navigating staircases, curbs, and uneven terrain, the model features a specialized tri-wheel assembly on each side that rotates to bridge the height gap between steps. The P-handle design allows for ergonomic one-handed operation or additional leverage when tilting heavy loads, providing versatility for delivery personnel and warehouse operators. Constructed from high-tensile steel or reinforced aluminum, the framework is designed to withstand significant weight capacities while maintaining structural integrity. The 3D model accurately depicts the mechanical linkage of the climbing wheels, the robust axle system, and the non-slip platform plate. This type of hand truck is essential for the efficient transport of appliances, furniture, and heavy boxes in environments where elevators are unavailable. The rotational physics of the triple-wheel configuration reduces the physical strain on the user by maintaining contact with multiple surfaces simultaneously, ensuring a smoother ascent or descent compared to standard two-wheel dollies.

KEYWORDS: stair, climber, truck, wheel, dolly, lifting, industrial, logistics, warehouse, handle, equipment, transport, heavy, cart, mechanical, steel, delivery, mover, staircase, appliance