SRAM, Eagle 90 Pedal Assist, Crank Arm, 170mm, ISIS, Bosch 38 Black

• Forged aluminum arms with GapCap for an integrated look
• SRAM Powertrain, Brose, Bosch, and Bosc CX BDU38 options
• Crank arm GapGap removeable for compatibility with other ISIS spindle-based motor systems
• SRAM Model iD: FC-90-PA-A1