DoubleStar AR-15 Picatinny Rail Gas Block .625" Barrels Aluminum Black AR452

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Machined from 6061 T6 aluminum and incorporating a 1913 picatinny rail, DoubleStar's newest low profile gas blocks have a pleasing angular profile and an additional set screw on the top surface to insure a perfect gas seal. The blocks are hard coat anodized and are shipped with enough set screws to complete installation.

Specifications and Features:
6061 T6 Aluminum
Top 1913 picatinny rail for accessories
For .625" lightweight AR-15 barrels