pulleys: (1). material: steel housing and steel wheel (2). yellow zinc plated (3). size is nonstandard (4)OEM service

pulleys:

(1) Housing Materials: steel, aluminum alloy, zinc alloy. wheel material: PP, steel,nylon.

  

(2) surface: anodizing, zinc plated

  

(3) it is used in sliding in door and window frame

(4). with long life proformance

(5) any form of roller can be supplied by us. offer OEM service,

pulley for door and window.

sliding window roller(door roller, pulley for door and window,window roller,aluminum housing window roller,nonstandard window roller)

pulleys