AR-15 .750 FOUR RAIL GAS BLOCK / PICATINNY

AR-15 .750 FOUR RAIL GAS BLOCK / PICATINNY

AR15 223 5.56

6061-T6 High Quality Aluminum Low Profile Gas Block Come With Roll Pin

Fits 0.75" Regular Barrel and Standard Gas Tube

Precision Machined from Aluminum with Tight Tolerance Control

4 Slots for Weaver/Picatinny/Universal Rail

Fits 0.75" Regular Barrel and Standard Gas Tube

Replaces A2 Front Sight

Hard Anodizing Black Matte Finish

Tight Fitting