The Original one and only absoluteBLACK Premium 1X RaceFace Boost compatible, narrow wide Oval chainring designed for RaceFace CINCH direct mount system. This version is for Boost bikes and FAT BIKES (when reversed). Optimized for 10/11 & Eagle 12spd. It is the most Premium oval chainring on the market with scientifically proven performance gains.
Size (Mass +/-1g): |
26T (52g), 28T (54g), 30T (58g), 32T (62g), 34T (69g), 36T (75g) |
Color |
Black, Green, Red, Gold |
Compatibility |
RaceFace Cinch system cranks. RF Next SL G4, Next SL, Next R, RF SIXC, RF Turbine, RF Atlas, AEFFECT, RIDE CINCH cranks. 9, 10, 11 and 12spd Eagle compatible. |
Material |
cnc machined 7075 Txxx Aluminum. Long-lasting construction |
Finish |
type II anodizing |
Chainline |
52mm. 3mm offset |
Ovality |
Optimized to each size separately. Range: 10.2-14.4% and Timing of 110.5-116.3° after TDC (top dead center) Patent Pending |