Some pins just don’t fit very well, they wobble, fall out, or worse. AR-Stoner has the solution, the Anti-Rotation Hammer and Trigger Pin Set.
Titanium AR Anti-Walk Hammer & Trigger Pin Set
AR-15 COMPLETE ANTI-ROTATION TRIGGER/HAMMER PIN SET - MULTIPLE COLORS - Desert Strike Tactical
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AR-15 Complete Anti-Rotation Trigger/Hammer Pin Set (Anodized Orange) » Guntec USA
Guntec USA AR-15 Complete Anti-Rotation Trigger/Hammer Pin Set
Anti walk/rotation pins?
KNS Precision AR-15 Nonrotating Trigger Group Pins Gen 2 Stainless Steel .154 Diameter Black [FC-851876003004] - Cheaper Than Dirt
AR-STONER Anti-Rotation Hammer Trigger Pin Set AR-15
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Rise Armament Anti-Walk Hammer, Trigger Pins AR-15
Rise Armament Anti-Walk Hammer, Trigger Pins AR-15