20 presta valve cores,20 presta valve caps,1 blue bicycle valve core tightening tool,2 bike valve core removal tool. Sufficient quantity and rich types of accessories to meet your diverse needs in daily life The length of the valve core is about 1 inch/2.54 cm, and the length of the valve cap is about 0.59 inch/1.5 cm, matching each other. The blue valve core removal tool measures approximately 5.5 cm/2.17 inches long, small, lightweight and easy to carry The valve core is made of high-quality metal copper, which is strong and durable and is not afraid of corrosion; it is also composed of high-quality rubber rings and has good air tightness The valve core set is used to replace old bicycle valves and solve the problem of valve leakage; various valve core removal and installation tools provide you with a comprehensive solution to your tire maintenance needs The universal Presta valve core is suitable for most types of bikes and is compatible with Stan's, Vittoria, Continental, Kenda, Bontrager, road and MTB tubeless valve stem bikes Material: Stainless steel Color: As shown Package Contents: 1 set Valve Core Remover Tool Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.