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A 12" Schrader inner tube that's easy to inflate
Ideal for families/groups for comfort
try wearing one of our 5 kg weighted jackets (ref: 8736051) or 10 kg weighted jackets (ref: 8734579)
Built-in 3-10 PSI manometer
29x1.9/2.5 Self-Repairing 48 mm Presta Valve Inner Tube Color:Default A 12" Schrader inner tubeThis inner tube allows you to continue cycling when a conventional inner tube would have gone flat. Choosing an inner tube: To take proper care of your bike, it's important to know the exact dimensions of your tyres. This info appears on the sidewall of the tyre (diameter and section). For example, 29x1. 90 means that the tyre is 29 inches in diameter and 1. 90 inches wide. On the tyre sidewall you will also find the dimensions in mm in ETRTO
