SRAM S-300 1.1 Courier Crankset - 170mm Single Speed 48t 130 BCD GXP Spindle Interface BLK MFPN=HB12AR31.8STE Made in the USA and

Made in the USA and CNC machined from hardened steel with electroless nickel plating

} Three tool shafts for power tool socket inserts

0mm rise 40mm width 800mm up/back sweep - material aluminum color kash money weight 295g

e-Bike rated

Kits come with everything needed to upgrade to 2P (Open Lock)

SRAM S-300 1.1 Courier Crankset - 170mm Single Speed 48t 130 BCD GXP Spindle Interface BLK MFPN=HB12AR31.8STE Made in the USA andSRAM S 300 1. 1 Courier Crankset 170mm 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