When tubeless performance on race day is mandatory but durability for rough roads all season is just as important the S-Works 2BR delivers--from cobbled classics to your daily lunch ride. Our all-new Gripton T2 compound is the fastest, most efficient compound we've ever created. We've combined this with the legendary grip of our Gripton T5 compound on the shoulders to the Turbo 2BR more grip, speed, and durability than ever before--six watts faster vs the previous 2BR and just 260 grams for a 26mm tire. - Casing: 120 TPI - Bead: Foldable 2Bliss Ready - Dual Compound: GRIPTON T2/T5 - Flat Protection: BlackBelt - 700 x 26mm, psi 70-110, approximate weight 260g - 700 x 28mm, psi 70-95, approximate weight 280g - 700 x 30mm, psi 65-90, approximate weight 300g