SRAM S-300 1.1 Courier Crankset - 165mm Single Speed 48t 130 BCD GXP Spindle Interface BLK MFPN=BAA0655K and longer

and longer

Carry ride essentials like bottles or tools

If you have a BB30 crankset (30mm diameter aluminum spindle) the measurement pictured below will help you determine whether it is a long or short spindle

Backing Plate Material Steel Compound Organic Heat Sink No Pad Shape Number 36

Distinct contact point for controlled braking

SRAM S-300 1.1 Courier Crankset - 165mm Single Speed 48t 130 BCD GXP Spindle Interface BLK MFPN=BAA0655K and longerSRAM S 300 1. 1 Courier Crankset 165mm Single Speed 48t 130 BCD GXP Spindle Interface Black. Crank arms are forged aluminum use the same bottom bracket interface as high end models. AL 6061 forged arms AL 7075 ring Includes English threaded GXP cup and bearing set TECH SPECS Drivetrain Speeds Single Speed 3 32" Rings 48 Defined Color Black Spindle Interface Type SRAM Truvativ GXP Number of Chainrings Single Chainring BCD 130 Crank Intended Use Road