Colt M4/M16 Full-Auto Fire Control Parts Kit

All factory Colt full auto mil-spec fire control parts needed for the M4/M16 select-fire rifle.

Includes:

• Trigger
• Trigger Spring
• Disconnector
• Disconnector Spring
• Hammer
• Hammer Spring
• 2 x Hammer/Trigger Pins
• Auto Sear & Pin
• 3-Position Ambidextrous Safety Selector