The White Label Armory Firing Pin Retainer is designed specifically for AR-15 rifles providing reliable performance and durability with steel construction in a sleek black finish.White Label Armory WLA-PAC-3009-10 Firing Pin RetainerAR-15 compatible designDurable steel constructionBlack finish10-pack quantity for multiple builds or replacementsEssential for AR-15 maintenance and assembly these firing pin retainers ensure proper function and reliability for your rifle build or repair needs.