4 paia armadio armadio a rullo porta scorrevole pesante metallo armadio nylon ruota muta
Type:Furniture Sliding Door Rollers. 4Pairs Sliding Door Rollers + Mounting Screws. Material:Casting Iron + Nylon. (1Pair=1PCS Upper Wheel + 1PCS Lower Wheel). It's widely used for a variety of furniture and cabinets door etc.