Topeak Alloy Presta Valve Extender for 60-90mm length.Machined aircraft aluminum Presta Valve Extender with rubber seal. Ideal for deep section rims.Machined aircraft aluminum alloy with rubber seal to prevent high air pressure leakage. Size (LxWxH): 1.7 x 0.3″ x 0.3″ Weight: 3.4 grams768661117740









