A Vee 20 X 1.50-1.90 Inch Tube (FV 48mm) with a red end attached to it, designed specifically for race tyre width.

Highlights

Tyre size: 20 x 1.50 to 1.90 inch
Valve: French (Presta)
Valve length: 48mm
Note: Exceptionally deep dished rims need a 60mm valve instead

Fits 1.50 to 1.90 inch tyres
48mm French valve
Check your rim depth
Vee rubber, built for racing

Description

Vee rubber 20 inch tube for your race rig. 48mm French valve (AKA Presta valve) means it will fit all alloy rims and a majority of carbon rims, unless you've go exceptionally deep dished rims. In that case, go for a 60mm valve length. This is an all purpose tube that will fit just about any race tyre width.

Features

Fits 1.50 to 1.90 inch tyres. One tube covers just about any 20 inch race tyre width in that range.
48mm French valve. A 48mm Presta valve fits all alloy rims and the majority of carbon rims.
Check your rim depth. Exceptionally deep dished rims need a 60mm valve instead of this 48mm one.
Vee rubber, built for racing. A 20 inch Vee rubber tube made for a race rig.