Home / Parts / Lower Parts / Small Parts / BUFFER RETAINER PIN Sale! BUFFER RETAINER PIN$449 Original price was: $449.$199Current price is: $199. BUFFER RETAINER PIN quantity Add to cart Category: Small Parts Product ID: 2257 Description Description Buffer Retainer Pin: Mil-Spec Black Oxide Coated Packaging Options: Bulk packaging: Multiple items per bag Retail packaging: Individually bagged Related products Sale! DETENT – SELECTOR $349 Original price was: $349.$149Current price is: $149. Sale! MIL-SPEC SPRING KIT $1395 Original price was: $1395.$899Current price is: $899. Sale! SPRING – TAKEDOWN / PIVOT PIN $199 Original price was: $199.$099Current price is: $099. Sale! AR-15 Disconnector $699 Original price was: $699.$299Current price is: $299.