Description
Tough polyurethane cylinder replaces the factory steel bolt stop pin to cushion metal-to-metal impact and reduce receiver wear. Shock-absorbing qualities help reduce felt recoil and receiver stress, while eliminating the annoying “clunk” sound of the bolt cycling. Easy installation instructions included.
Color may vary from the manufacturer.
SPECS: Polyurethane, Approx. 1ј” (3.2cm) long, ј” (6.35mm) diameter.
![[P55340] Starting Key (2-Pack)](https://www.greatdiyhardware.com/wp-content/uploads/2026/07/p55340-starting-key-2-pack.webp)
