Upgraded Adjustable Hook: This is an adjustable hook with anti-silp gasket to protect your equipment. Fits almost any round tube with a diameter of 2.1-3.6CM/0.82inch-1.41inch. Easy to install: This knee scooter hook is easy to install. You can mount the metal hook on the round tube at any angle you want. More Useful:The utility double hook can be used for electric scooters, e-bikes, , bicycles, motorcycles, kid's kick scooters, all-terrain knee scooters, etc. Made of high quality and aluminum alloy, Anti-dislodging nut, chamfered and rubber sleeve protection to prevent scratching Safe : Made of high quality and aluminum alloy, upgraded chamfered , and rubber sleeve protection can effectively prevent accidental scratching. Product Name: Scooter Hook Scope of application: e-bikes, , bicycles, motorcycles, kid's kick scooters, all-terrain knee scooters, etc. Colour:Red Material:Aluminum alloy Package Contents: 1 x Hook 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. Safe Design: Made of high quality and aluminum alloy, upgraded chamfered design, and rubber sleeve protection can effectively prevent accidental scratching. Easy to install: This knee scooter hook is easy to install. You can mount the metal hook on the round tube at any angle you want. Made of high quality and aluminum alloy, Anti-dislodging nut, chamfered design and rubber sleeve protection to prevent scratching Upgraded Adjustable Hook: This is an adjustable hook with anti-silp gasket to protect your equipment. Fits almost any round tube with a diameter of 2.1-3.6CM/0.82inch-1.41inch. More Useful:The utility double hook can be used for electric scooters, e-bikes, , bicycles, motorcycles, kid's kick scooters, all-terrain knee scooters, etc.