Race Face Direct Mount Narrow/Wide Single ChainringRace Face's new Direct Mount Single ring. Designed and machined in our Vancouver BC facility tested on the North Shore and in the Whistler Bike Park.FEATURESNarrow Wide tooth profiling ensures ultimate chain retentionRace Face Narrow/Wide Single Chainring Attaches as part of the RF Cinch system (using common Park BBT-22 bottom bracket tool) - allowing to switch between DM rings/spiders with easeUtilizes RF proprietary spline design7075-T6 aluminum aerospace grade strengthStiff 4mm plate thickness to transfer loads without flexingCompatible for 9 10 and 11 speed.SPECS & COLOURSSIZES: 26 28 30 32 34 36COMPATABLE WITH: RF cranks with CINCH System interfaceWEIGHTS: 41g (26t) ranging up to 82g (36T)COLOUR: Black Blue Red Green Purple OrangeSRAM Direct Mount rings fit SRAM GXP cranks with the removable spider. Replaces your existing chainring and spider which is attached via 3 bolts on the back of the spider. Remove spider and simply use these same 3 bolts to re-attach the Race Face DM ring.Race Face Direct Mount rings deliver substantial weight saving compared to a standard SRAM chainring and spider combo. And with added benefit of Narrow/Wide tooth configuration.Compatible with SRAM X9 X0 XX1 and Truvativ AKA cranks. Also compatible with some OE cranks including the SRAM S1400 S2200 and S2210. GXP models only. Newer S1400 (or X7) cranksets will also work with RF DM rings.