Bicycle frame bag with shoulder strap, top tube bag ROCKBROS Backpacks maximizing energy efficiency for long

maximizing energy efficiency for long rides

Unmatched Comfort in long rides

3rd layer: Outer layer: 92% Polyester + 8% Spandex

Double Locking Mechanism: The high-strength aluminum alloy locking ring is designed to lock and hold your grip securely in the correct position

22-Speed Invitation

Bicycle frame bag with shoulder strap, top tube bag ROCKBROS Backpacks maximizing energy efficiency for longROCKBROS Bicycle Frame Bag with Shoulder Strap, Top Tube Bag The ROCKBROS bicycle frame bag is the latest design for comfortable cycling. Mounted on the frame, it offers additional storage space. The bag has a large capacity with two side pockets and is securely attached to the bicycle frame thanks to its elastic cord and buckle design. The adjustable shoulder strap allows it to be carried comfortably as a shoulder bag. Latest Design: Unlike other