Shimano BT-DN300 Di2 Battery 12 Speed PSI climbing alpine passes or chasing

climbing alpine passes or chasing personal bests

Redesigned gear teeth profile to fit a wider gear pitch

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

FIRST APPLICATION: Take the chain off the bike or use brand new chain and clean it using a solvent (like White Spirit or mineral turps) by immersing the chain completely in the solvent for 20-60min using the poly bag that was delivered with the large lube bottle (Use gloves)

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

Shimano BT-DN300 Di2 Battery 12 Speed PSI climbing alpine passes or chasingThe 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