•【High Quality Material】This bike stabilizer is made of aluminum alloy which is wear-resistant, durable and can be used for a long time. •【Fixed Seat Bag】The rear seat bag support holder can also fix the saddle bag to avoid shaking when cycling, reduce bike bags space usage at the same time. •【Double Bottle Holder】The bicycle bottle holder bracket is installed on the seat and can extend the installation of two bottle holders. Note: The water bottle holder and water bottle are not included. •【Easy to Install】The cycling bag mount is lightweight with mounting holes so that it can be installed on the bicycle easily. •【Universal for Bicycles】The bicycle saddle bag adapter is universal for most bicycles. Specifications: •Weight: 130.7g •Size: 12*14*11cm •Thickness: 8.8mm •Material: Aluminum alloy Package included: •1 x Stabilizer Bracket •Other items not include