Specifications: Component : rubber.
Single Speed Freewheel 16T 18T Bicycle Cog Aluminum Alloy Lightweight Bike Cog for MTB Fixed Gear Conversion Kit Secure Fit Black Red Blue Purple(Black-18T)
Single Speed Freewheel 16T 18T Bicycle Cog Aluminum Alloy Lightweight Bike Cog for MTB Fixed Gear Conversion Kit Secure Fit Black Red Blue Purple(Purpler-18T)
Single Speed Freewheel 16T 18T Bicycle Cog Aluminum Alloy Lightweight Bike Cog for MTB Fixed Gear Conversion Kit Secure Fit Black Red Blue Purple(Purpler-16T)
Single Speed Freewheel 16T 18T Bicycle Cog Aluminum Alloy Lightweight Bike Cog for MTB Fixed Gear Conversion Kit Secure Fit Black Red Blue Purple(Red-16T)
Guangcailun Adjustable Chain Tensioner for Single Speed BMX Road Bike Easy Installation and Secure Fit, Black, 2.6 x 1.8 x 1.5cm
BESPORTBLE Bike Chain Guard Cover for Mountain and Road Bicycles Install Protector with Streamlined Design Enhancing Appearance and Secure Fit
