High-strength ABS material, durable and practical. Bike Bicycle Rear Derailleur Battery Protector Cover For-Sram RIVAL FORCE RED AXS 1:1 design is more fit, plating treatment, bright colors, ultra-light design. In this way, the battery is visually enhanced and also from damage caused by stone chips. Effectively protect the battery, prevent the rabbit from falling off and blocking part of the sediment, heat dissipation and better fit. Colour:gold Material:ABS Size:6 x 4 x 4cm Package Contents: 1 x Battery Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.