SRAM RED 1 Crankset 160mm 12 Speed 50t Aero Chainring 8 Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 MFPN=00.6118.612.008 Angled rib pattern slightly harder Angled rib pattern slightly harder compound designed to match articulation points of your hands for added control Color Black Ring Position Type Chain Retaining Single Ring ToothCount 32 Round or Oval Round Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Offset 0 ChainringBCD Sram Direct Mount Chainline Hub Compatibility 135 142 MTB Hubs Material Aluminum Direct Mount Type Direct Mount SRAM BCD Direct Mount SRAM 8 Bolt Crank Arm Length 160mm Pedals Thread 9 16 Crankset Material Carbon Speed 12 Chainline 45mm BB Inclusion No Crank Spindle Diameter 28 border top:3px solid #f0f0f0