SRAM RED Crank Arm Assembly - 165mm 12-Speed 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 Allied Number of Chainrings No Rings

Number of Chainrings No Rings No Spider IncludedDrivetrain Speeds 12Drivetrain Speeds 13Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor BlackCrank Length (mm) 172

In aggressive conditions and long-distance races

Tri-Align Caliper Positioning System

Backing Plate Material Steel Compound Organic Pad Shape Number 37

SRAM RED Crank Arm Assembly - 165mm 12-Speed 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 Allied Number of Chainrings No RingsSRAMs lightest and stiffest crank arms Compatible with 8 bolt spiders, chainrings, and powermeters SRAM Model ID: FC RED ASSY E1 TECH SPECS BCD Direct Mount SRAM 8 Bolt Crank Arm Length 165mm