Pirelli Cinturato SmarTube Tube - 700 x 33 - 45mm, 60mm Presta Valve lightweight touring and cross-flow venting

and cross-flow venting

TNF's big-mountain lobster workhorse now comes in a leather form

stainless steel pick

still a 1-kilogram-class weight

Pirelli Cinturato SmarTube Tube - 700 x 33 - 45mm, 60mm Presta Valve lightweight touring and cross-flow ventingA TPU inner tube for 700c gravel and adventure tires from 33 to 45mm, the Pirelli Cinturato SmarTube targets gravel and endurance riders who want a fast, packable spare or a permanent tube setup that drops rotating weight. The 49g claimed weight (independent reviews have weighed 52g) sits well under a comparable butyl tube, and the compact packed size slips into a jersey pocket alongside a CO2. The 60mm Presta valve is sized for mid to deep gravel and