SRAM RED Crankset - 172.5mm 2x 12-Speed 50/37t 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 MFPN=3907200 yet still supports the full

yet still supports the full power of the motor for 90% of every ride

Fits Brand Marin Attack Trail 8 - 2017

} Replacement and conversion freehub bodies

}RockShox Motion Control Knob Standard Alum w/ Cir-Clip

anodized and assembled in North Carolina

SRAM RED Crankset - 172.5mm 2x 12-Speed 50/37t 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 MFPN=3907200 yet still supports the fullOptimized layup drops further grams from the hollow carbon arms X Range gearing minimizes cadence change during a front shift One piece 2x chainring results in a lighter weight, stiffer, more durable crankset 29 g lighter than the previous generation Crisp and accurate front shifts Ultra light hollow carbon fiber crankarms DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter SRAM Model ID: FC RED E1 TECH SPECS BCD Direct