Description
SRAM X4 Trigger Shifter Rear Only 8 Speed Includes 2200mm Shift Cable BLK ModelNumber=J1618 BB Included No Chainline Hub Compatibility BB Included No Chainline Hub Compatibility 141 148 Boost Hubs Chainring BCD Direct Mount SRAM Color Lunar Polar Crank Intended Use Mountain Crank Length (mm) 175 Defined Color Gray Drivetrain Speeds 11 Drivetrain Speeds 12 Number of Chainrings Chain Retaining Single Pedal Spindle 9 16" Rings 32 Spindle Interface Type SRAM DUB keyword search X01 keyword search XO1 Shifting ramps and profiled teeth provide smooth and consistent shifts