WHEEL MATERIALS: 5 inch replacement stem caster is made of superior polyurethane(black), which has high abrasion resistance and no marks, enhancing the impact resistance and life of the whole caster....
【Made Of High-Quality Material】: This casters set includes 4 wheels and is made of high-quality Polyurethane, which is durable, not easy to rust, and has a longer service life. Each...
