2 Pcs Black Valve Stem 40mm Bicycle Tubeless Presta Aluminium Alloy Notubes Valves with Small Wrench for Cycling Road Bike MTB

【Specification】The whole length of this valve is approx 56mm, the main part is approx 40mm. Please check out the size and take the hassle out of choosing the right fit. If your valves stop working or worn out, they are a good replacement. 【Durable Materials】These valve cores are made of good quality aluminum alloy with an O-ring that is corrosion resistant, it is more durable, safe and reliable to use it. The valve keeps the nut tight and protects your rim. 【Easy to Install】Removable valve core for easy inflation and you can easily fill up with tubeless sealant. By the way, these premium aluminium valves to prevent leaks and keep flat tyres at bay. 【Function】It fits onto most bicycle presta valves and they are applied for most mountain bike and road rim profiles. Protect the edges of tubeless tubes from scratches. 【Package Includes】You will get 2 x presta valves and 1x valve core remover tool in this package. The conical design of the tyre valve stem allows your sealant to flow freely in the tire, and you don't have to worry about the Presta valve getting blocked. With a small wrench, you can quickly remove the spool.