Easy to install: use pliers or valve removal tool to screw onto presta valve stem, no longer need to worry about bicycle tires, so that you can ride your bicycle with ease and pleasure when outing trip or match with your friends. Fits for: presta valve cores (French valve core) are mainly applied in bicycles, universal Presta valve cores, compatible with Stan's, Vittoria, Continental, Kenda, Bontrager, road and MTB tubeless valve stem. Durable and sturdy: these valve cores is made of quality copper, enhance the corrosion resistance of the valve core and valve stem, especially when installing the valve core into an brass valve stem, more durable, safe and reliable. Advantage: a small, handy tool, approx. 1 inch/ 2.54 cm long, it is taken to replace the leak of the old valve and make the tire rejuvenation, stop air leaks from old valves,l compatible and good air tightness, they are more durable, safe and reliable. Package include: 20 pieces presta valve cores you will get in the bag, enough for your bicycle, you can also share them with your family and friends, they are good bicycle necessities.

Number of Pieces: 20. Vehicle Service Type: Bicycle. Fit Type: Universal Fit. Brand: Boao. Material: Brass, Copper. Date First Available: July 18, 2019. Best Sellers Rank: #9,421 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 725 ratings 4.6 out of 5 stars. : B07VFN82YR. Manufacturer Part Number: ?Boao-Bike-01. Package Dimensions: ?4 x 2.8 x 0.2 inches. Item Weight: ?1.2 ounces. Manufacturer: ?Boao. Shape: ?Round. Number of Pieces: ?20. Vehicle Service Type: ?Bicycle. Fit Type: ?Universal Fit. Brand: ?Boao. Material: ?Brass, Copper.