| CPC F41A 3/68 (2013.01) [F41A 3/66 (2013.01)] | 20 Claims |

|
1. A receiver for a firearm, comprising:
a spacer that extends outwardly from a side of the receiver; and
a bolt block disposed in the receiver and moveable between a first position and a second position, wherein the bolt block is in the first position when the firearm is in battery and the bolt block prevents automatic reloading of the firearm when the bolt block is in the second position, wherein a portion of the bolt block is spaced apart from the spacer when in the first position;
wherein after a round is fired the bolt block automatically moves from the first position to the second position until the portion of the bolt block contacts the spacer.
|