Waterproof Rain Cover with Wide, Strong Velcro Strap and Nylon Buckle to secure large down-tube bottle cage mounted ebike batteries.

Secures large heavy ebike batteries to the frame and provides additional protection from the elements.

For Velcro Strap only see our other items.

Batteries are usually secured with just two M5 bottle cage bolts. This device massively improves the safety and security of your most costly ebike component!

Nylon Buckle does not scratch battery casing. 

Adjustable up to a combined battery/frame diameter of 500mm.

Package contains: 

1 Black Elasticated Rain Cover
1 Black heavy duty Velcro strap.