Firearm
An upper receiver assembly of a firearm is disclosed. The upper receiver assembly contains a barrel, an extension block removably coupled with the barrel, an upper receiver removably coupled with the extension block, a handguard mounting block removably coupled with the barrel, and a handguard removably coupled with the handguard mounting block.
1. An upper receiver assembly of a firearm, the upper receiver assembly comprising:
a barrel;
an extension block removably coupled with the barrel;
an upper receiver removably coupled with the extension block;
a handguard mounting block removably coupled with the barrel;
a handguard removably coupled with the handguard mounting block; and
a slide lock plate for removably coupling the handguard mounting block with the barrel.
2. The upper receiver assembly of claim 1 , wherein the slide lock plate is U-shaped.
3. The upper receiver assembly of claim 1 , wherein the handguard mounting block comprises an aperture configured to accommodate the slide lock plate.
4. The upper receiver assembly of claim 1 , further comprising two guide rods positioned to prevent removal of the slide lock plate from the handguard mounting block.
5. The upper receiver assembly of claim 4 , wherein the two guide rods are coupled with a rear recoil block.
6. The upper receiver assembly of claim 4 , further comprising a bolt carrier assembly configured to slide along the two guide rods between a first position and a second position.
7. The upper receiver assembly of claim 1 , wherein the upper receiver is coupled to a lower receiver to form a firearm that can be fired without a stock.