1. Copper Material: The electric scooter valve is made of copper material for to use. 2. Suitable Model: The electric scooter vacuum valve is suitable for scooter. 3. Product Length: The electric scooter vacuum valve is about 2cm in length for convenient to use. 4. Applicable to Hole Diameter: The electric scooter vacuum valve is applicable to hole diameter of about 9mm. 5. Suitable Scooters: The electric scooter valve is suitable for scooter and M365 Pro, etc. Description Name: Vacuum Valve for Scooter Suitable Model: The electric scooter vacuum valve is suitable for scooter. Colour:As shown Material:copper Applicable for hole diameter: 9mm Size:Length: about 2cm Package Contents: 6 x Vacuum Valve 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.