Vittoria Juniores 20"/432mm/500C

Adult racing chair training tub.

Works fine on Draft racing chairs, but may foul the underside of the fork crown on some Top End chairs.

Note: Measured diameter: 432mm + (2 x 21mm) = 474mm / 18.7" 

• Black file tread, beige wall


• Butyl rubber inner tube holds pressure well


• 220tpi cotton casing with Kevlar puncture protection


• Pressure up to 140 psi


• 230g each


• ETRTO 21-430 500A