20pcs Valve Core for Presta & Schrader, Tubeless Valve Core Bike Replacement Kit with Metal Valve Core Stans Dismantle Removal Tool Brass Bicycle Valve Adapter Core for Tubeless Road MTB Bike Tires - NQEUEPN, 1023695

• Package Content: You will receive 20 pieces of valve cores in 2 colors, silver and gold, 10 pieces of each color, and 1 valve core dismantle tool. Enough quantity to meet your bicycle use. You can also share them with your family, friends, etc. Product Size: The gold valve core: 1.8cm/0.71 inch. silver valve core: 2.4cm/0.94 inch. valve core dismantle tool: 5.4cm/2.13 inch. They are small and portable tools. Suitable sizes will meet your needs. Premium Material: This valve core bike replacement is made of great quality brass and dismantle tool is made of alloy, which are reliable, safe, dependable and practical. They will prevent your old valves from leaking. Serving you for a long time. Product Function: These tubeless cores are used for providing a precise fit for Presta and Schrader valve stems, and valve core dismantle tool can easily tighten or dismantle the valve core on any tire. They are suitable for various tubeless road bikes and MTB bikes. Please note that our product isn't sponsored or endorsed by the brand it fits, including Presta, Schrader. Easy to Install: Dismantle your old valve cores firstly, and put in the new one and tighten it, then check if it fits, cover your nut finally. Time and effort saving tools won't waste your time.