Michelin

A3 Air Comp Tube, 700x32-42, PV 48mm

The Michelin A3 Air Comp Tube delivers reliable performance for riders who want a lightweight, responsive road or touring setup. Designed for 700c tires sized 32–42mm, this butyl tube reduces rolling weight without sacrificing durability or air retention. The result is a smooth, efficient ride that helps make the most of every pedal stroke.

A 48mm Presta valve provides easy inflation and is compatible with valve extenders for deeper rims, giving it added versatility across different wheel setups. Compared to standard butyl tubes, the Air Comp is up to 25% lighter—ideal for riders looking to trim rotating weight and improve acceleration.

• Made from lightweight butyl construction for reduced rolling resistance
• Up to 25% lighter than comparable Michelin Air Stop tubes
• 48mm Presta valve compatible with valve extenders
• Fits 700c tires sized 32–42mm
• Excellent balance of weight savings, durability, and air retention