Continental Supersonic Tube (700 X 20-25, Presta Valve) D3 making it easier to adjust

making it easier to adjust

Glycine Soja (Soya Bean) Oil

Drop flare: 4°

Created first and foremost for cyclists

Continental Supersonic Tube (700 X 20-25, Presta Valve) D3 making it easier to adjustUltra light weight inner tube. The Continental Supersonic road long valve inner tube is a must have cycling essential for 700c bike wheels. Super lightweight butyl tube, even lighter than latex but not porous, so no need to reinflate every day. Can also be fixed with a normal puncture kit. The long valve inner tubes enables you to use deep section rims (40mm, 50mm and above) as the shorter valve would not extend out of the rim valve hole. Shorter