Package includes: 2 x 11T Wheel Rear Derailleur Pulley
High quality material, made of Peilin CNC, anodized CNC machined cycling wheel with fully sealed bearing for central bolt chain puller
Strong metal texture, perfect decorative effect, high hardness, easy to bond, good sealing
Fits for almost all mountain bike of 11T, Screw hole of rear shift gear: 8.9mm
24 speed and 27 speed are available. Two are required for one rear shift gear