Lightweight inner tube for additional weight saving. The Turbo road tube, with new patent-pending ...Lightweight inner tube for additional weight saving. The Turbo road tube, with new patent-pending valve and valve base, is proven in rolling resistance testing to reduce drag by as much as 13% per wheel. The Specialized Turbo Ultra Light Long Valve Tube comes pre-talc'd. A sprinkling of talc makes the tube easier to fit and decreases the risk of the tube getting trapped under the tyre bead. Presta valve. Approximate weight: 76g. Size: 700X20/26C 48MM, 700X20/26C 60MM, 700X20/26C 80MM, 700X28/42C 60MM.
Lightweight inner tube for additional weight saving. The Turbo road tube, with new patent-pending valve and valve base, is proven in rolling resistance testing to reduce drag by as much as 13% per wheel. The Specialized Turbo Ultra Light Long Valve Tube comes pre-talc'd. A sprinkling of talc makes the tube easier to fit and decreases the risk of the tube getting trapped under the tyre bead. Presta valve. Approximate weight: 76g. Size: 700X20/26C 48MM, 700X20/26C 60MM, 700X20/26C 80MM, 700X28/42C 60MM.