CMMG Low-Profile .625 in AR-15 Gas Block, 4140 Chrome Moly Steel w/ Screws 55DA3AC

Product Description

The CMMG Low-Profile Gas Block (0.625") is a compact, rail-friendly gas block designed for AR-style builds where clearance under free-float handguards is important. Machined from durable 4140 chrome moly steel and supplied with installation screws, it’s an ideal replacement for an A2 front sight base when converting to a low-profile setup or when upgrading to a free-float rail that covers the gas block.

Product Highlights

• Low-profile design fits under many free-float handguards for clean, modern AR builds
• 0.625" inside diameter (barrel journal) for compatibility with .625" barrels
• 4140 chrome moly steel construction for strength and long service life
• Includes installation screws for set-screw style mounting
• Great for replacing an A2 front sight base when converting to a covered gas system

Specs

• Brand: CMMG
• Manufacturer Part Number: 55DA3AC
• UPC: 815835012780
• Gas Block Profile: Low Profile
• Gas Block Inside Diameter (Barrel Journal): 0.625" (5/8")
• Material: 4140 Chrome Moly Steel
• Color/Finish: Black
• Included: Installation screws
• Approx. Weight: 0.1 lb

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