Unbranded 2x 15t 7075 Bicycle Rear Derailleur Pulley Road Bike Guide Roller Tensioner Part Cycling,black

Anodized CNC machined bicycle wheel with sealed bearing for center bolt derailleurs.Stainless steel bearing for ultra durability.Fits for almost all mountain bike of 15T.Specifications:colour: blackMaterial: 7075 aluminum alloy + steelsize: Diameter: 60mmPackage Contents:2 x Rear Derailleur Wheel2 x reducing sleeveOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.