See more: Inner tubes
19" Inner tubes, With steel center valve, suitable for 3.00 - 3.25 - 3.50 - 3.60 - 4.10 - 90/90 -100/90, 110/80 - 110/90- 120/80 - 130/80, Metzeler
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.