Michelin AirComp UL 700X18-23 60mm Valve – 2018
The Michelin Aircomp Ultra Light Tube is a butyl tube optimized for competition. Valve Presta ISO Diameter 622 ISO Width 18-23 mm Labeled Size 700c x 18-23, 60mm Valve Length Med 41-55mm Tube Compound Butyl Valve Core Fixed Valve Shaft Smooth Weight 78g.