Shimano BT-DN300 Di2 Battery 12 Speed Sheppards The lubricant penetrates immediately and

The lubricant penetrates immediately and does not drip from the chain when applied

providing shifting precision and long-lasting performance

Compatible charger: SM-BCR2

Comfortable support - Vari-Cushion™ hood provides comfortable

Shimano BT-DN300 Di2 Battery 12 Speed Sheppards The lubricant penetrates immediately andThe 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