Trigger assembly

1. A trigger assembly for use in a weapon, the trigger assembly comprising:

a disconnector having (1) a catch edge that is configured to be urged by a force of a spring to a position that restrains a hammer of the weapon from rotation until a trigger is pulled and (2) a projection that interconnects the disconnector to a shoe of the trigger, the projection comprising (i) a neck and (ii) a head;

the shoe having a slot for receiving the projection, wherein the head fits into the slot and the slot includes a gap that enables movement of the neck such that the trigger, when pulled, is configured to cause the catch edge to pull away from the hammer against the force of the spring thereby releasing the hammer to fire the weapon.

2. The trigger assembly of claim 1 , wherein a thickness of the catch edge and a thickness of the hammer are equal.

3. The trigger assembly of claim 1 , wherein the spring is in contact with the disconnector and the shoe.

4. The trigger assembly of claim 1 , wherein a thickness of the disconnector and a thickness of the shoe are equal.

5. The trigger assembly of claim 1 , wherein a thickness of the disconnector and a thickness of the hammer are equal.

6. The trigger assembly of claim 1 , wherein the head is cylindrical.

7. The trigger assembly of claim 1 , wherein the weapon is an AR-15 rifle.

8. The trigger assembly of claim 1 , wherein the weapon is an AR-10 rifle.

9. The trigger assembly of claim 1 , wherein the disconnector includes a bore for receiving the spring.

10. The trigger assembly of claim 1 , wherein the trigger assembly is a drop-in trigger assembly with orifices and openings for mounting the assembly to the weapon.

11. The trigger assembly of claim 1 , wherein the weapon is an AR-9 rifle.

12. The trigger assembly of claim 1 , wherein the disconnector, the head, and the neck are machined out of a single piece.