The Airlock Presta Valve Tubes feature Specialized's powerful Airlock sealant that coats the tube for permanent protection against punctures.
Innovative use of tube material provides greater protection against punctures, with little added weight.
Specialized's standard tubes use a molded method of construction, ensuring a consistent thickness of butyl rubber.
Surly makes tubes to fit 29x2.5–3.0" for 29+ tires. All are made of butyl rubber, all have presta vales, and all will easily float a small dog.
Recommended retail price***: 17,90 €.
The Airstop Butyl range of inner tubes fulfills the needs of everyday cyclists for an economical, high-quality inner tube. Dimension: 48/62 x 584 (27,5").
Recommended retail price***: 6,95 €.
The Airstop Butyl range of inner tubes fulfills the needs of everyday cyclists for an economical, high-quality inner tube. Dimenson: 25/32 x 622/635. With 40 mm Presta valve.
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