Wear-Resistant 160mm Stair Climbing Tri-Wheel Caster, Zinc-Plated Roller Bearing, Replacement Wheel for Shopping Cart & Hand Trolley
Features
- Advanced wear-resistant black rubber wheels for long-term use.
- Smooth-rolling roller bearings reduce noise and effort.
- Corrosion-resistant zinc-plated steel core for indoor and outdoor environments.
- Unique triangular assembly designed for easy stair navigation.
Function
- Simplifies the transport of groceries, supplies, and packages over stairs and curbs.
- Reduces vibration and protects cargo during movement.
- Quick and easy installation on a wide range of trolleys and hand trucks.
Application
- Suitable for shopping carts, luggage trolleys, and household moving hand trucks.
- Great for supermarkets, apartments, offices, and DIY delivery.
- Useful for anyone needing to move goods up and down stairs frequently.
Technical Parameters
Parameter | Description | Typical Range |
Load Capacity per Wheel | Max load per tri-star wheel (consider dynamic impact factor) | 130 kg/wheel |
Obstacle Clearance | Max vertical obstacle height (≈ radius of planetary wheel) | 25-40mm |
Max Operating Slope | Stable incline angle (depends on material/center of gravity) | ≤30° |
Bearing Type | Internal bearing for planetary wheels (affects rotation smoothness) | Needle roller/Deep groove ball bearing |
Rotation Resistance | Torque required to push (depends on bearings/seals) | ≤5N·m |
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