SHIMANO DURA ACE BR-R9270 FLAT-MOUNT BRAKE CALLIPER FRONT electric-bike and ISIS Drive splined cranks

and ISIS Drive splined cranks and bottom brackets

With the highly durable

S3: 135 x 250 mm

Rims: Acid Pro DB-29

Simply guide the rollers in alignment to check wear effortlessly

SHIMANO DURA ACE BR-R9270 FLAT-MOUNT BRAKE CALLIPER FRONT electric-bike and ISIS Drive splined cranksThe Shimano Dura Ace BR R9270 represents the pinnacle of hydraulic braking technology. This rear brake caliper features a completely redesigned 2 piston hydraulic system engineered to deliver exceptional stopping power with precise modulation. The Flat Mount design ensures compatibility with modern frame standards, while the included L03A Resin disc pads with integrated fins provide consistent performance across varied riding conditions. Whether