Wolf Tooth Elliptical 107 BCD Chainring - 38t Compatible SRAM 107 BCD Drop-Stop B 4-Bolt BLK Model=DTR-1 Tire 5mm chainline is compatible with130

5mm chainline is compatible with130 or 135mm spaced rear dropouts

Crown Race Diameter 30mm Misc Headtube length 110-119mm Headset Position Complete Primary Color Black Steerer Tube 1-1/8 Upper Cup 44mm Angle 1

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Wolf Tooth Elliptical 107 BCD Chainring - 38t Compatible SRAM 107 BCD Drop-Stop B 4-Bolt BLK Model=DTR-1 Tire 5mm chainline is compatible with130Wolf Tooth Elliptical 107 BCD Chainring 38t Compatible with SRAM 107 BCD Drop Stop B 4 Bolt Black. The Wolf Tooth Elliptical 107 BCD Chainring for SRAM cranks is compatible with most new SRAM 1x road cranks that use the 107 BCD spider including the SRAM AXS Power Meter Spider. This chainring uses the patented Wolf Tooth Drop Stop B Wide Narrow tooth profile that is optimized for drop bar bikes and designed best wear life mud clearance and chain