Shimano Dura-Ace BR-R9270-F Hydraulic Disc Brake Caliper - Front Flat Mount Resin Brake Pads Cassette Cogs-9-11-13-15-17-20-23-27-31-36-43-52 The PBJ will simply make

The PBJ will simply make you a better mountain biker and help you take your pumping

Proven Smooth Efficiency - We designed a custom testing mechanism to analyze bumps at even the smallest frequency to increase comfort and vision

Designed with a Shadow RD+ clutch to reduce chain slap and create a quiet drivetrain with less distraction

PS-TOP ADJ

Available in Low Bridge Fit for faces with a lower nose bridge and/or a wide or high cheekbone shape

Shimano Dura-Ace BR-R9270-F Hydraulic Disc Brake Caliper - Front Flat Mount Resin Brake Pads Cassette Cogs-9-11-13-15-17-20-23-27-31-36-43-52 The PBJ will simply makeShimano Dura Ace BR R9270 F Hydraulic Disc Brake Caliper Front Flat Mount Resin Brake Pads. With an all new mono body construction design high performance braking has reached a new peak. The Dura Ace BR R9270 caliper drops weight while also providing increased pad clearance ensuring a quieter ride. Lastly a new bleeding process makes maintenance easier than ever. One piece structure maximizes stiffness and reduces weight 10% wider pad clearance