Specialized 20 to 24" Presta Valve Tubes Width:2.4-3.0" the product that first put

the product that first put us on the map in 1988

Please drink and ride responsibly

Frames will need a 46mm inner-diameter bottom bracket shell to accommodate this system

then use one of our trainer bags

The weight savings does not mean that we sacrifice ease of installation

Specialized 20 to 24" Presta Valve Tubes Width:2.4-3.0" the product that first putOur standard Presta Valve (32mm) tubes use a molded method of construction, ensuring a consistent thickness of butyl rubber. About Specialized As their motto says, Made for riders, by riders. Specialized made the first production mountain bike in 1974, and since then they have been industry leaders. From lightweight carbon race bikes, innovative kids bikes, class leading e bikes and tyres & accessories, Specialized continue to push boundaries.