Boyd Cycling, Tubeless Valves, Presta, 110mm, Pair

* The square bottom on the rubber, plus the rubber extending down the valve helps create the best air tight sealing system. Set up is a breeze and works much better than other valves on the market.* 44mm valve for 28mm carbon, Altamont, Altamont, CCC, and MTB wheels* 60mm valve for 44mm carbon and 36mm depths (36 Road Disc, Pinnacle, and Jocassee)* 80mm valve for 55 Road Disc and 60mm carbon* 110mm valve for 90mm carbon and 90 Road Disc* Weights for the valve (with nut for tightening) is: 44mm - 5g, 55mm - 5g, 60mm - 6g, 80mm - 6g, 110mm - 8g