The whole roller is made of high quality rubber material and metal structure, combined with double ball shafts that bring double load. The maximum load capacity of each door roller is 220 pounds to prevent the door from sagging.
????Flexible Rotation : Double ball shafts and 360 ° rotation in all directions, with labor-saving design, easy to move and roll, easy to open and close, and effortless.
????Specification:
Product name: Spring-loaded door roller
Material: nylon + metal + aluminum + rubber
Weight: Ca.2100g
Roll diameter: 10.16 cm / 4 inches
Purpose: brake, shock absorption
????Packing list:
2 * Noor wheel
6 * Screws
6 * Nut
6 * Accessories