Shimano

The new DN300 Built-In type battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12-speed road derailleurs (and shifters if a fully wired option is selected). - Compatible with thinner next-generation electric wire SD300 and systems after R9250/R8150 series - Li-Ion type - Capacity: 500 mAH |3.7Wh (± 2000km autonomy) - Rated voltage: 7.4V - Charges through RD-R9250 |RD-R8150 rear derailleur using EW-EC300 Di2 Charging Cable (sold separately) - Fixing small parts included - Weight: 52g

With an all-new design, DURA-ACE BR-R9270 hydraulic calipers are our most compact yet. MONO-BODY construction ensures light weight and rigidity, proving that good things can come in small packages. With an all-new MONO-BODY construction design, high performance braking has reached a new peak. The 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 decreases the chance of rotor rub - Maintenance-friendly bleeding process

With a focus on reduced weight and cross-country tuned stopping power, Shimano SLX M7120 brakes provide intuitive modulation so that you can explore your limits with confidence. The BL-M7100 levers feature an optimized lever axle position, an additional handlebar contact point for greater stiffness, and refined ergonomics for rider comfort. At the caliper end, the BR-M7120 4-piston caliper is optimized for the toughest enduro trails. - 10% stiffer than previous generation M7000, even under high-temp conditions - Quicker brake engagement with shorter free stroke - Tool-free lever reach adjustment - I-SPEC EV Clamp Band enables optional integrated shifter setup - Includes finned metal pads

Extreme stopping power. 30% less time lag and 10% more braking power – figures that even a super hero would be proud of! - Designed for the toughest enduro trails out there! - Mounts: Front or Rear - Disc Mount: Post Mount 74mm - Quicker rebound between actions maintains rider concentration - Greater flexibility and action-optimized - Quicker brake engagement with shorter free stroke - 10% more braking power (versus M9020) - 8% stiffer for better performance (vs M9020) - Series: XTR M9100 Series - Brake Hose compatible: SM-BH90-SBM (not included) - Compatible with I-Spec EV shift levers - Oil compatible: Shimano Mineral oil (not included) - Brake Caliper: 4-piston - Brake Pads: N04C metal pads w/fins (Ice Tech) - Includes 1 Brake Caliper Only