The Yankee Hill Machine YHM-3410-B is a rifle thread protector designed for .22/5.56 caliber firearms with 1/2X28 threads and features a .920 outer diameter in a matte finish. Constructed from high quality steel, this practical accessory keeps your barrel threads clean and protected for future suppressed use. The knurled steel design ensures easier installation, while adding a finished appearance to barrels without a muzzle device.
Whether you own an AR-15, precision rifle, or any platform chambered in .223 Remington or 5.56 NATO, this thread protector serves as an essential defense against dirt, debris, and cross-threading that can compromise your threading when you later install a suppressor or other muzzle device. The durable matte finish blends smoothly with modern rifle aesthetics while resisting corrosion. Keep your firearm ready for upgrades and accessories with this reliable thread protection from a manufacturer trusted by shooters nationwide.







