Narrow Wide Chainring 110 BCD - 5-bolt Warning: This series is compatible with 1 to 10-speed chains (not compatible with 10, 11, and 12-speed). The next series will be compatible with 1 to 12-speed chains.
-Allows you to convert your vintage bike to a single chainring setup -CNC machining + anodization -Narrow wide teeth for optimal chain retention -Compatible with 110 BCD 5-bolt cranksets -Weight: 73 G
