RockShox Metric Coil Spring - Length 151mm Travel 57.5-65mm 300 lbs Black CheckoutSpec= Dark Polar These are for folks who Size:200m classified SRAM Disc Brake Pads J570411

RockShox Metric Coil Spring Length 151mm Travel 57.5 65mm 300 lbs Black CheckoutSpec= Dark Polar These are for folks who Size:200m classified SRAM Disc Brake Pads J570411 These are for folks who have SRAM T Type Transmission groupsets that want a different chainring size beyond stock offering or upgrade to a Made In USA option with an optimized tooth profile for better performance Color Black Crank Length (mm) 170 Crank Intended Use Mountain Drivetrain Speeds 11 Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type RaceFace Cinch 30mm Chainring BCD Direct Mount CINCH Chainline Hub Compatibility 135 142 MTB Hubs Chainline Hub Compatibility 141 148 Boost Hubs Chainline Hub Compatibility 150 157 DH Hubs Defined Color Black