RACE FACE Boost (3mm offset) Round Fade color Narrow Wide Chainring

Model 28T or 30T or 32T or 34T or 36T or 38T  Colour Fade color Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Chainring shape Round Compatible cranksets RACEFACE direct mount EASTON/XXE/SPRILL crank.etc. Weight, grams 48g (28T),50g (30T), 59g (32T), 64g (34T), 70g (36T)，73g (38T) Offset, mm 3mm (Closer to the frame) Chain compatibility Standard or 9/10/11/12 speed   Bicycle shop or dealer contact customer service              PASS QUEST NARROW WIDE CHAINRING RF Chainring is made of the whole aluminum plate by CNCmilling. The back is hollowed and chamfered,ensuringthe strengthand reducing the weight of the gear disc! The tooth plate adopts alengthened tooth shape, and the teeth exceed the chain a lot, evenif the chain beats violently, it is difficult to get out ofthe teeth, so as not to drop the chain. Our tooth height achieved 8.5 mm, Increased tooth height improves chain retention  Manufactured using 707