Home / NFA Accessories / YHM RIFLE THREAD PROTECTOR .640 OD 1/2X28 View cart “SilencerCo Fixed Barrel Spacer AC22” has been added to your cart. 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 RUGGED FLASH HIDER FRONT CAP 7.62 $80.60 Add to cart RADIAN RAPTOR-SD AR15/M16 GAS VENTED CHARGE HANDLE $124.94 – $129.95 Select options Out of stock Advanced Armament Corp Fixed Barrel Spacer Ti-Rant 9, EVO, ECO $25.00 Read more Magpul Suppressor Cover – 5.5″ – Black $94.95 Add to cart