Bisley New Model Blackhawk; New Model Single-Six; Super Blackhawk, .44 Mag; Vaquero single action Pistols new OEM base pin latch assembly never used Stainless steel. Get ready for some Cowboy action shooting or hunting. Easily lost part always good to have a spare on hand.  New in pack never used. Thanks for looking check my store for more Firearm related parts and Gunsmithing services. May God Bless!!!!