Shimano BT-DN300 Di2 Battery 12 Speed PSI HWAXXX00S8123S - Rear QR 130mm

HWAXXX00S8123S - Rear QR 130mm Rim Brake (SRAM XDR)

Redesigned gear teeth profile to fit a wider gear pitch

SILCA Secret Chain Blend (Hot Wax) brings all of the super speed and silence of our Super Secret Chain Lube in a hot-melt wax-dipped chain

Compactness: The volume of the Scorpion™ SmarTUBE is up to 50% less than an equivalent butyl tube making it the ultimate spare tube: it saves space and doesn't add weight on the trails

more comfortable and with increased puncture protection

Shimano BT-DN300 Di2 Battery 12 Speed PSI HWAXXX00S8123S - Rear QR 130mmThe Shimano BT DN300 Di2 Battery (12 Speed) features the same waterproof design Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12 speed road derailleurs and shifters when a fully wired option is selected. The same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames for a clean aesthetic. The third port is for riders who want the redundancy of Shimano's 12 speed Di2