... 3.Credible quality. 4.Reasonable price. Product Specification:Model No:cabinet roller 695 Size:5*22*7Roller Material: rubber and polyamidesBearing ... ,stainless steel,iron,copper,ect.2.Roller Material:POM,nylon,glass fiber,etc3. Sealing from:2RS ZZ ,Z ,RS,OPEN ( ... sliding doors, windows, other furnitures and elevator parts,etc.cabinet upper rollerCraft details:1 Heat treat2 Precision group3 Snap ring4 ...