Shimano Di2 DN110-A BTR1 Internal Recharge Battery For XTR/Dura Ace Ultegra 11 speeds
Description
Simple pack original brand new Rechargeable 500 mAh battery pack for electronic Shimano Di2 shifting system The lithium-ion battery BT-DN110 can be mounted internal or external. The internal assembly takes place in the seatpost or head tube.
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