SCHWALBE DV 7A Tube

Butyl Tubes by German tire manufacturer SCHWALBE boast high airtightness and durability.

The wide range of sizes and abundant product lineup with good elongation make it suitable for all tire sizes. The valve core can be removed for all types (British, American, and French), so it is easy to inject sealant or puncture protection agent.

[SPEC]

Size: 20 "x1-1/8(451), 20x1-3/8(451) (ETRTO :37-438, 28-440, 37-440, 28-451, 37-451)
Valve shape: English type
Valve length: 40mm