High-quality 3D assets at affordable prices — trusted by designers, engineers, and creators worldwide. Made with care to be versatile, accessible, and ready for your pipeline.

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 high-fidelity 3D model represents a versatile triple-wheel stair climbing convertible hand truck cart, an essential piece of equipment in logistics and material handling industries. The primary design feature is the specialized rotating triple-wheel assembly, often referred to as a stair climber mechanism, which allows the cart to traverse steps and curbs with minimal effort. This mechanical advantage is achieved by rotating the wheel sets so that at least two wheels remain in contact with the surface at all times during ascent or descent. The frame is typically constructed from high-grade tubular steel or lightweight aluminum, offering a high weight capacity suitable for transporting heavy appliances, boxes, or industrial supplies. A key functionality is its convertible nature, allowing it to transition from a standard upright two-wheel dolly to a four-wheel flatbed cart or a tilted assisted-load position. This versatility maximizes efficiency across various terrains and load types. The model features detailed textures for the solid rubber tires, ergonomic grip handles, and safety reinforcements. It is ideal for simulations involving warehouse operations, urban delivery scenarios, and architectural visualizations where realistic industrial equipment is required. The geometric precision ensures that mechanical joints and the tri-wheel pivot points are accurately represented for potential animation or technical demonstrations.

KEYWORDS: stair, climber, handtruck, dolly, cart, logistics, warehouse, industrial, triple, wheel, transport, delivery, trolley, heavy, duty, convertible, steel, loading, moving, equipment