420 Chain 24T Rear Sprocket Monkey Bike Steel Alloy 30mm Rear Drive Sprocket for
Feature: 1. Item Type: 420 Chain 24T Rear Sprocket. Number of Gears: 24T. 9mm / 0.4in (3 bolts fixed on rear hub). and Lightweight: Sprocket is made of steel alloy, strong and, with strong toughness and long service life.