Home / NFA Accessories / YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28 Out of stock YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28$15.50 Out of stock Want to be notified when this product is back in stock? Notify me UPC: 816701013917 SKU: YHM-3412-B Categories: Muzzle Devices - Non Suppressor Mount, NFA Accessories Product ID: 9987 Related products MAGPUL DAKA SUPRESSOR POUCH SMALL BLACK $17.05 Add to cart Out of stock RUGGED 3 LUG MOUNT FOR OBSIDIAN 9 $99.99 Read more DEAD AIR Sandman Enhanced Brake $119.00 Add to cart SILENCERCO O-RING BOOSTER PACK $7.99 Add to cart