KNS Precision AR-15 Firing Pin Retaining Pin – Replacement Part (PERMA)

• Firing pin retaining pin designed to secure firing pin within AR 15 bolt carrier group assemblies
• Compatible with AR 15 carriers requiring replacement or upgrade of standard retaining pin component
• Retains firing pin position during cycling to ensure consistent ignition and safe firearm operation
• Black finish provides corrosion resistance and durability during repeated firing and cleaning cycles
• Replaces standard cotter style retaining pin used in typical AR 15 bolt carrier group designs
• Not compatible with .308 platforms requiring different firing pin retaining pin specifications

The KNS Precision Inc AR-15 Firing Pin Retaining Pin Black is a retaining pin designed for securing the firing pin within AR-15 bolt carrier groups. This KNS Precision Inc AR-15 Firing Pin Retaining Pin Black provides a replacement component for standard cotter-style retaining pins.

The KNS Precision Inc AR-15 Firing Pin Retaining Pin Black features a black finished construction and is specifically designed to fit AR-15 bolt carrier assemblies while not intended for .308 platforms. It functions as a retention component to hold the firing pin in place during operation and disassembly. This product is used for maintaining proper firing pin retention within AR-15 systems. In typical use, it replaces the standard cotter pin design and installs within the bolt carrier to secure the firing pin during cycling. The compact pin format supports repeated installation and removal during routine maintenance and inspection procedures.