RUBENA 8x1 1/4, schrader valve SV 45/45

Continental Standard tube for road race - available with presta valve only. Compatible with following tire dimensions:

25-622 → 32-622 (700 x 25C → 700 x 32C)
32-630 (27 x 1 1/4) 

In general valves can be seperated into three different groups:
Presta valve= Sclaverand valve,Race valve, French valve
Dunlop valve= Wood, Bicycle or Dutch valve
Schrader valve= Standard, Car or Moto valve 

Specs: