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CMMG
Overview
The CMMG 1/2-28 Thread Adapter is a hybrid muzzle device designed for 5.56 NATO caliber rifles, allowing you to attach various muzzle accessories seamlessly. Its 1/2x28 thread pitch is a standard for many AR-15 builds, making it versatile for different applications. This adapter is commonly found in builds where flexibility in muzzle device choice is necessary, such as those requiring suppressors or compensators.
Specifications
Available Merchants(7)
Prices checked
Price Alert
Price and stock
Availability is good for the CMMG 1/2-28 Thread Adapter, Black - 57DA53A: it was in stock at one retailer or another nearly every day in September 2026, and today 5 of the 7 retailers we track have it in stock. It dipped to $51.99 at GritR Sports for a stretch in September 2026, well under its usual $59.99 to $61.99, so sales do come around. Buying today, the lowest price is $58.09 at Palmetto State Armory, above September's low of $51.99, so a better deal may come back.
Prices checked · refreshed daily across 37 retailers
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