... 1.Visible Sliding Roller, 2.Applicability: sliding aluminum,wooden door 3.Work smoothly, without noise. 4.With adjustable ... color:black/whitePlating:zinc plating,spray-paintingOEM offeredMake the door closing softly and smoothly.Packing:10pcs/white box,120pcs ... /ctn.Applicability:sliding aluminum door,glass door,wood door,wardrobe.Application illustration: VISIBLE SLIDING DOOR ROLLER