Anti-walk pins are great for drop-in triggers; they replace the original hammer and trigger pins and are retained by special retaining for a positive lock. One side is flared and broached, and the other side is threaded for a screw.
JSE Surplus - Trigger/Hammer Pins
Trigger Upgrade Kit: Interchange Arms Drop-In Trigger + JE Machine
Guntec USA AR-15 Complete Anti-Rotation Trigger/Hammer Pin Set (Cerakote Red) - Tactical Transition
JE Machine Tech Stamped AK Commercial Spec Buffer Tube Convertor - Durkin Tactical
$4.50 Anti-Walk Pins 🚷 $14.99 SOPMOD 🇺🇸 $34.99 G17 Jig - Delta Team Tactical
AR 15 Anti Walk Pins For Sale
Strike Industries AR 15 Anti-Walk Pins
Anodized Anti-Walk Pin Set For Sale
Davidson Defense Triggers Gun Parts
Trigger Upgrade Kit: Interchange Arms Drop-In Trigger + JE Machine
KNS Anti-Walk Hammer Trigger Pin Gen ST Non Rotating AR-15, LR-308