SRAM Rival 22 HRD B1 Disc Brake Caliper Assembly - Post Mount 18mm Front/Rear BLK I9 Torch The rolling resistance of the

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

~ 8% weight reduction over Triac 4

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

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

Cruise up for another lap and let your cranks do the talking

SRAM Rival 22 HRD B1 Disc Brake Caliper Assembly - Post Mount 18mm Front/Rear BLK I9 Torch The rolling resistance of theSRAM 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