Usage Tips:1、Made of steel material, it is sturdy, durable and long service life. 2、Simple design, easy to install and operate, convenient and practical. Suitable for M365/Pro/PRO2, for Ninebot 9 scooters. 3、Motor extends the inflation valve with zero air gap, no air leakage, has fine workmanship and is durable. 4、Inflatable extension valve are designed for scooters, balance bikes, unicycles, electric cars, bicycles, recreational vehicles, etc. 5、The motor inflator nozzle adopts a built‑in air nozzle design, which results in that the conventional pump cannot be used when inflating the motor wheel. It is necessary to increase the extension length of the air nozzle to inflate. Item Type: Motor Extended Inflation Valve Material: Steel Diameter: 9mm/0.4in Inflation Valve Type: US Air Valve Application: for M365/PRO/PRO2 for Ninebot 9 Model 1 x Motor Extended Inflation Valve