The RACEFACE NARROW WIDE Single Ring is designed with the single ring philosophy: simple, lightweight and efficient
1 single ring (available in various dentures), 9,10 and 11 speed compatible.
The single ring with revolutionary teeth means that there is no need for a chain guide. This ring is specifically machined to better retain and guide the chain.
Bolt Circle Diameter : 104 mm / 4 arm
Chainring type : Mono
Colour : Black
Material : Aluminium
Speed : 9, 10, 11, 12
Teeth : 30, 32, 34, 36, 38