The Zipp Valve extensions to increase the actual valve insert for high profile rims. They are suitable only
for French valves (Presta, Presta).
With the kit between Zipp valve keys, the assembly and disassembly of Zipp Valve extensions goes slightly out of hand.
The 5 mm key is used to hold the valve sleeve at Zipp Butyl tubes or to hold the valve extensions, while employed with the second key of the valve core. For optimal tightness Zipp recommended to give the seals of the valve core and the extensions some fat.
27 mm - Zipp 303
41 mm - Zipp 404
65 mm - Zipp 808
91 mm - Zipp 1080
Length: 27 mm, 41 mm, 65 mm or 91 mm
Weights (manufacturer's specifications for 1x Valve extension):
27 mm - 1g
41 mm - 2g
65 mm - 4g
91 mm - 6g
Scope of supply: 3x Valve Extension, 2x valve key
INFO: only available for European + Russian Customers