Specialized Pv Turbo Talc Tube Black 700 X 28-42C 60Mm

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}The least expensive way to ditch 40+ grams of rotating weight is with our Turbo Talc Tubes. A patented, oversized 4.8cm valve base prevents tearing, while a partially threaded valve stem provides a clean interface with pumps. Our lightest and most supple tube offering, it's also been proven in rolling-resistance testing to reduce drag by as much as 13% per wheel.4.8cm valve base prevents issues of valves tearing off.Packed in talc for easier installation.Smooth at the top for easier pump head insertion and reduced wear on pump internals.Thickness: 0.6mmThinner tube design saves approximately 40 grams of rotating weight.