BIRZMAN VALVE EXTENSIONS ΠΡΟΕΚΤΑΣΕΙΣ ΒΑΛΒΙΔΩΝ 80MM ΣΕΤ

These Valve Extenders with Valve Cores come in 80mm and are designed to attach to Presta valves with a two- and a single-piece structure.

Instructions of use:
Assemble valve extenders with the valve cores onto the Presta valve inner tubes.