Birzman Valve Extender I – 40mm length with built-in valve core; includes two extenders for deep-section wheels

Description

The Valve Extender I is designed for Presta valves with non-removable valve cores. The Birzman valve extension helps to increase the actual valve insert for high profile rims. They are suitable only for Presta valves.

Instructions of Use:

• Unscrew and open Presta valve
• Attach Valve Extender

Top Features

• Material :CNC-machined Aluminum
• Length :40 mm
• Color :Black
• Weight :3.5g (each)

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