ITEM NAME:4pcs Rubber TR414 Snap-in Car Wheel Tubeless Tire Tyre Valve Stems Dust Caps Product Description Description: 4pcs Rubber TR414 Snap-in Car Wheel Tubeless Tire Tyre Valve Stems Dust Caps Features: - Effectively prevent unsafe factors caused by car valve puncture; - Fastener design, easy to carry and use, easy to install; - Suitable for steel or alloy wheels on cars, trucks and motorcycles; Specifications: Material: rubber+ copper Colour: Black Type: TR414 Product size: 50 x 20mm/1.97 x 0.79" Thread diameter: 9mm/0.35" Quantity: 4pcs Installation steps: 1. Remove the valve core to deflate the tire; 2. Separate the toe of the tire and remove it from the rim; 3. Remove the valve and clean the holes and dirt on the rim; 4. Install a new valve from the inside of the rim; 5. Install the tire correctly and inflate to the rated air pressure; 6. Replace the valve cap with a new one. Included: 4 x Tubeless Tire Valve Stems.Type: TR414. Included: 4 x Tubeless Tire Valve Stems. Quantity: 4pcs. - Effectively prevent unsafe factors caused by car valve puncture;. Separate the toe of the tire and remove it from the rim;. Remove the valve and clean the holes and dirt on the rim;.