CMMG Zeroed 556K Suppressor | 5.5in | MFG# 11DB015

The CMMG Zeroed 556K (MFG# 11DB015) is a compact suppressor built for a small footprint while retaining durability and serviceability. Constructed with heat-treated 17-4 stainless steel and finished in nitride, the unit emphasizes corrosion resistance and straightforward disassembly for cleaning. It ships with direct-thread HUB mounts and is rated for full-auto use by the manufacturer. Typical applications include range training with reduced perceived report and use on compact rifle builds where a short, light suppressor is desirable.

Product Specifications

• The brand is CMMG.
• The model is listed as ZEROED.
• The manufacturer part number is 11DB015.
• The UPC is 840442507725.
• The overall length is 5.5 inches.
• The length without mount is 5.2 inches.
• The outer diameter is 1.58 inches.
• The shipped weight is 13.5 ounces and the weight without mount is 11 ounces.
• The material is heat-treated 17-4 stainless steel.
• The finish is nitride.
• The product includes one 1/2″-28 and one 5/8″-24 direct-thread HUB mounts and is HUB compatible.
• The suppressor is listed as full-auto rated by the manufacturer.
• The bore diameter is listed as .224 caliber in manufacturer material.
• Other manufacturer-noted features include stainless steel laser welded baffle stack and a 3/8″ square drive in the end cap for disassembly.

The Zeroed 556K is a practical option for shooters who need a low-profile, serviceable suppressor with robust materials. Its compact length and modest weight make it well suited to short-barrel rifle configurations and those who prioritize minimal added length while retaining a durable, full-auto-rated design.

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