CNC machined from 7075 Aluminum – designed to protect the sprocket and chain. Bolts to the Sumo sprocket via 4 steel chainring bolts (included). Compatible with most crank assemblies and half link chains.

• Tech: Uses 7mm steel chainring bolts, 4 supplied

• Width: 6mm

• Sizes: 28 tooth

• Colour: Anodized Black

• Weight: 110 grams