M12 Small Arms Storage Rack M4

Position Trigger Install M16

Place selector lever in AUTO position. Charge weapon and pull trigger. Hammer should fall. 11. Hold trigger to the rear, charge weapon and release trigger. Pull trigger. Hammer should not fall. AUTO sear should have released hammer while holding trigger in the squeezed position before releasing and resqueezing the trigger. 12. With hammer in forward position, attempt to place the selector lever in the SAFE position. If selector lever can be placed on SAFE, evacuate the weapon to support...