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Yankee Hill Machine
Overview
The Yankee Hill Machine Nielsen Piston is a 9mm suppressor mount designed to enhance the performance of your AR-15 by allowing for quick attachment and detachment of suppressors. Made from stainless steel, this piston features a 1/2x28 thread pitch, ensuring compatibility with a range of muzzle devices while maintaining durability and resistance to corrosion. This type of piston is commonly found in builds where sound suppression is a priority, particularly for those utilizing suppressors on their 9mm setups.
Yankee Hill Machine Nielsen Pistons, 9mm, 1/2X28, Stainless Steel - YHM206028
Prices checked
Availability is good for the Yankee Hill Machine Nielsen Pistons, 9mm, 1/2X28, Stainless Steel - YHM206028: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 4 retailers we track have it in stock. The best price drifted down from $63.75 to $61.42 over September 2026 without a real sale. Buying today, the lowest price is $62.68 at KY Gun Company.
Prices checked · refreshed daily across 37 retailers
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