FOMTOR Bicycle Tubeless Presta Valve Covers
Valve Caps 2 in 1
FOMTORs 2 in1 Bike Presta Valve Cap eliminates the trouble of tubeless installation and maintenance. It has a slot, which can always be stuck on the Presta valve of the bicycle. When you need it, you can easily and quickly remove or install the valve core and fill the tire sealant. All you need to do is perform a simple slot twist!