CST Flat Fighter bicycle tube 27.5 inch 650B 1.9-2.125 schrader valve
CST Flat Fighter bicycle tube 27.5 inch 1.9-2.125
360% thicker walls and sealant provide the ultimate protection against punctures.
Suits 27.5-inch 650B tyres between 1.9 and 2.125 like those fitted to the Dyson Bikes Hard Tail Evo and Mixte Electric Bikes.
Schrader type valve, (regular car type) 48mm long.