Gas Block AR-15, Low Profile, .625" 

The BCM Low Profile Gas Block, like with all BCM parts, is manufactured to the highest quality standards. This gas block meets and exceeds the Military specification required by the technical data package.

Description:

• BCM Low Profile Gas Block
• Manufactured within very tight Mil-Spec tolerances on all Inside diameters
• Barrel inner diameter honed after finish per USGI TDP
• Set Screw Mounting
• Set Screws 10-32x 3/16 Knurled Cup Point
• Machined steel
• Phosphate Black
• Matte Black
• Fits: AR15, M16, M4, M4A1 Barrel with a .625" Barrel/Gas Seat