Modified valve stems use for car or motorcycle wheels modification, they are 90 degree and long style for convenient use.
These valve stem fit for most cars, bicycles, motorcycles, trailers, RV with american type tire valves.
Installation Steps: 1. Remove the valve core to allow air to out of the tire. 2. Separate the wheel bead toe and remove it from the wheel hub. 3. Remove the tire valve. 4. Clean hub bores to remove rust and dust. 5. Install the new valve stem. 6. Install tire correctly and inflate to rated voltage. 7. Install the new valve stem cap.
Made of good quality aluminum alloy material, strong and long-lasting, provide a long service life.