Designed for maximum chain control, each tooth’s thickness is CNC-machined to support the chain’s inner and outer links perfectly.
Many ring sizes are available allowing you to tune your gear range to match your terrain, wheel size and riding style.
A new tooth profile alternates thickness by inner and outer links which provides maximum chain control
CNC-machined rings (30-32-34-36-38)
Manufacturer's Part Number:11.6218.013.002