[ With brake function]More advanced design, with brake function, after the is installed, if you need to or stop, step on the with your foot, The scooter can be slowed down or stopped. [ Aluminum alloy material]The is made of aluminum alloy made of advanced material, which makes the more solid, high strength, impact resistance and anti-aging. [ Reinforced taillight]The taillights are more advanced and three times brighter than the previous generation. It's more to drive at night. [Widely Compatible]Suitable for Max G30,G30D,G30E,G30LP electric scooter, and other Max G30 high-fashion electric scooter (need to be the same as FOR Max G30 mounting holes, or you can contact customer service for advice). Color: Grey Material: Aluminum Plastic Package Contents: 1 x Scooter Aluminium Rear 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.