The YHM Nielsen Booster Assembly replaces the direct thread adapter on a YHM Sound suppressor or any other suppressor on the market which utilizes the 1 3/8″-24. They are designed to be used with handguns and barrels which require a Nielsen Piston spring.
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Yankee Hill 3102-1MB-24A Mini Phantom Q.D. Muzzle Brake Black Melonite Steel with 5/8″-24 tpi Threads & 1.60″ OAL for 30 Cal AR-Platform
$97.00
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