SRAM Rival 22 HRD B1 Disc Brake Caliper Assembly - Post Mount 18mm Front/Rear BLK I9 Torch use a 10-speed chain (shifts

use a 10-speed chain (shifts and works well on a 9-speed drivetrain and fits the ring tighter for better chain retention)

~ 8% weight reduction over Triac 4

} Updated L shaped version of the Nano Airbooster that allows for easy access between spokes

The rolling resistance of the slow wheels is increased using our patented ISR (internal speed reducer) that weighs only 10 grams

Its ventilated lens along with adjustable nose pieces keeps you fog free and focused

SRAM Rival 22 HRD B1 Disc Brake Caliper Assembly - Post Mount 18mm Front/Rear BLK I9 Torch use a 10-speed chain (shiftsSRAM Rival 22 HRD B1 Disc Brake Caliper Assembly Post Mount 18mm Front Rear Black. SRAM Rival disc brake caliper. Caliper only does not include lever or hoses. Includes steel backed organic pads TECH SPECS Defined Color Black Brake Caliper Type Post Mount Brake Lever Actuation Hydraulic Rotor Included No Hydraulic Fluid Type DOT Pad Compound Organic