DoubleStar Picatinny Rail Bull Gas Block

Picatinny Rail Gas Block. Machined from 6061 T6 aluminum and hard coat anodized. Incorporates the 11913 picatinny rail. This gas block is secured using 4 set screws inserted at 45. .937 Bull Specifications for DoubleStar Picatinny Rail Bull Gas Block: Manufacturer: DoubleStar Color: Black Fabric/Material: 7075-T6 Aluminum Gas Block Journal Size-Diameter: .937 in Size: One Size Gun Make: AR Platform Gun Model: AR-15 Features of Doublestar Picatinny Rail Bull Gas Block Size: .937″ Bull Finish: Hard coat anodized 4 angle set screws ensure block stays tight during heavy use Package Contents: Doublestar Picatinny Rail Bull Gas Block