GZP Inner tube steel center vlv. 325/350

€32,16
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21" Inner tubes, 3.25/3.50x21" with steel center valve, also suitable for MH90x21", 100/90x21", 110/90x21", 120/70x21", 120/80x21 and 120/90x21"

Finest quality butyl tubes, hold air much longer than natural rubber as butyl is non-porous. Stock type 16" inner tubes are available with moulded rubber off-set valve, steel off-set valve as well as steel center valve as used on later Harleys.