RESERVE Fillmore Valve - Tubeless BSC Each of the four mounting

Each of the four mounting options has a “dot” paired with a “dash” that ensures your bottle is securely mounted and won’t move

made thicker in the most delicate support points to maximize comfort even on bumpy terrain

and as such is the most advanced evolution

Coating: non-slip cover material

And In-R-Cool® technology boosts cooling performance in the sunniest

RESERVE Fillmore Valve - Tubeless BSC Each of the four mountingWinner of a Design and Innovation Award and MTBR Editor's Choice Award, Reserve's patented Fillmore valve represents a game changing leap forward in technology, with a high flow design that eases tubeless set up and eliminates the traditional, delicate, clog inciting valve core of yesteryear. Backed by a lifetime guarantee and supported with free shipping and returns for US customers, the Fillmore valves 3X air flow makes seating tubeless tires a snap