Shimano

The DH-UR700-3D Dynamo hub employs a new internal unit construction that is lighter and also reduces dynamo drag while producing 3 watts. It is designed for 26 to 28-inch quick-release wheels. - New internal unit construction is 28g lighter than DH-T8000-3D - More efficient wheel rotation reduces dynamo drag by up to 44% from DH-T8000 - Angular contact bearings - Compact & lightweight - Low rotational resistance - Durable sealing performance

An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability The newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105's unique structural design that achieves both thorough weight reduction and crisp shifting performance. FEATURES - Optimal balance of stiffness, strength, weight and rotational performance - HOLLOWTECH II structure cuts weight yet maintains strength for better power transfer - Crank arm length: 160, 165, 170, 172.5, 175 mm - Gear combination: 50-34T, 52-36T - Q-factor: 148 mm

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