Choose Right Size, Valve Type and Valve Length: Please be aware of tire size (ISO and metric tire size embossed onto the tire sidewall), and both of type and length of valve may vary. Specification: 700c (ISO 622) Road Bike Tire, 18 - 23mm in width Tube Size:700x18-23c Tube Material: Butyl Valve Type: Fully Threaded Presta Valve with Copper Stem Valve Length: Long 48mm Valve Core: Fixed Color: Black Tube with Black Valve Cap Net Weight: 500 Grams (approx) Shipping Weight: 550Grams (approx) Package: 4pc/Box Projekt Bike Road bike tube: High Quality Butyl Road bike Inner Tubes are available in various sizes with fully threaded Presta and Schrader options for all rim types. And they are various in long and standard valve stem lengths to suit normal and deep section rims. Projekt Bike standard weight road bike tubes are affordable and reliable. Features: --Made with high quality butyl rubber; --Seamless construction eliminates weak points; Mold-cured and vulcanized for uniform roundness and improved reliability at the valve stem insertion; --Fully threaded valve for easy pumping, air leakage elimination; --High Air Pressure Retention; --Strict QC with manufacturer warranty; --Good value, hard wearing, durable and easily transportable tubes; --Reliable partner for road biking, training and commuting.
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