Home / NFA Accessories / YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28 YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28$13.50 2 in stock [] YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28 quantity Add to cart UPC: 816701013917 SKU: YHM-3412-B Categories: Muzzle Devices - Non Suppressor Mount, NFA Accessories Product ID: 9987 Related products RUGGED TI FRONT CAP 7.62 $68.89 Add to cart Out of stock SILENCERCO BRAVO ASR MOUNT $137.70 Read more Out of stock RADIAN RAPTOR SD-SL CHARGE HANDLE AR15/M16 $113.95 Read more RUGGED FRONT CAP 9MM OBSIDIAN 9/45 $64.99 Add to cart