The A-Zoom 44 Special Snap Caps provide safe reliable training and function testing with tough solid aluminum construction that eliminates unnecessary risk during practice sessions.A-Zoom 44 Special Snap Caps 6-packSolid aluminum construction for durabilitySafe for dry firing practice and trainingIdeal for storage and function testingEliminates risk of firing pin damagePerfect for firearms training storage preparation and function testing of .44 Special revolvers while protecting your firearm's firing mechanism.