SRAM S100 Eagle Crank Arm Assembly - 175mm Aluminum 3-Bolt Chainring Mount Type For Powerspine Bottom Bracket B1 CheckoutSpec= 27.5 15 x 110 mm Boost Spacing Patented Halo Technology channels sweat

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Large rectangular knobs down the middle section paired with textured shoulder knobs offer good traction and durable long lasting tread life

SRAM S100 Eagle Crank Arm Assembly - 175mm Aluminum 3-Bolt Chainring Mount Type For Powerspine Bottom Bracket B1 CheckoutSpec= 27.5 15 x 110 mm Boost Spacing Patented Halo Technology channels sweatThe SRAM Eagle S100 Crank assembly provides confidence with a robust aluminum crankset. A 3 bolt interface ensures compatibility with SRAM Eagle X Sync 2 chainrings (sold separately). Aluminum crank arms 3 bolt interface ensures compatibility with SRAM Eagle X Sync 2 chainrings (chainrings sold separately) Requires 118 73 Powerspline Bottom Brackets (sold separately) Number of Chainrings No Rings Included Chainring BCD Direct Mount SRAM 3 Bolt