Fit the following models. New Blackhawk, New Super blackhawk, New Vaquero, Bisley, and Hunter revolvers. 

These will also fit The Seville, united sporting arms, and eldorado revolvers. 

New Old Stock firing pins for Ruger Single action revolvers.

These are beryllium-copper alloy firing pins.  they are superior to standard steel as they are corrosion resistant, don't spark, and are very hard and resilient. They are less likely to break or mushroom under heavy use.

Shipped usps ground advantage.