7075 aluminum, valve is more Lighter, more resilient, also with longer life;
The technical is first rubberized and then anode,so the rubber base is more stronger;
With good Air tightness, no complaint from our customers until now,
After 100% test, the product is delivered to ensure the quality;
Lead-free, Environmental protection;
Valve threads are very standar
--No matter what kind of cap and nut you replace, they can match perfectly.