Catalogue number: 4-2WH Features: ●Bolts are treated to prevent them from falling out. ●In-house bearings are used for the bearings of each wheel. ●This is a hoisting wheel for curved rails. Please use a double wheel for moving doors in a straight line. Applications: ●This wheel is mainly used for curved rails and folding doors. ●The single wheel for retractable doors is a single wheel that is welded directly on. Specifications: ●Name: Single wheel for door hangers ●Suitable rail: No. 4 ●Load capacity (kg/piece): 75 ●A (mm): 64 ●B (mm): 45.5 ●J (mm): 122.0 ●K (mm): 87 ●L: W5/8 inch ●Bolts are treated to prevent them from falling out ●Bearings contain steel balls ●Bearing section: In-house bearings Material/Finish: ●Main body/wheel: Steel
