1. Place receiver pivot pin in the open position.
2. Insert 1/16″ (or smaller) punch or equivalent into receiver pivot pin hole and depress receiver pivot pin detent.
3. Slightly pull out the receiver pivot pin while removing punch.
4. Fully remove the receiver pivot pin slowly. Remove pivot pin detent and pivot pin detent spring.
NOTE: Be sure not to lose pivot pin detent under spring pressure. Point the lower receiver down onto a table before removing the Pivot Pin to catch.
