Features:
1.Material: rubber and metal. Each wheel is made of high-quality rubber and bears 80 kg.
2.Dimensions: outer ring diameter 40mm/45mm/50mm, inner ring diameter 6mm, width 18mm, shaft length 33mm or 36mm.
3.Kit contents:4x casters (wheels),4x bolts,8x washers,4x screws,4x wrenches
4.Wheel repairs, caster replacements for shopping carts, suitcases, suitcases, etc.
5.Easily replace worn casters yourself! Before purchasing, please check the dimensions of the casters.

Specifications:
Material: rubber and steel.
Outer diameter:40mm/ 45mm / 50mm
Thickness: 18mm

Package Included:
4 x replace wheel with screws

Notes:
1.Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.
2.Due to manual measurement, there might be a tolerance in the product size