TacFire UPK3 AR-15 Upper Parts Kit

The TacFire UPK3 AR-15 Upper Parts Kit includes the essential components needed to complete your custom AR-15 upper receiver (not included). Each component is manufactured to Mil-Spec standards for reliable fit and function. Complete with an extended charging handle, this kit includes one forward assist assembly (plunger, spring, and roll pin), one ejection port cover door, one ejection port cover spring, and one ejection port cover rod and retaining clip. Compatible with most Mil-Spec upper receivers.