Home / NFA Accessories / YHM RIFLE THREAD PROTECTOR .920 OD 1/2X28 “SILENCERCO O-RING BOOSTER PACK” has been added to your cart. View cart YHM RIFLE THREAD PROTECTOR .920 OD 1/2X28$16.25 1 in stock [] YHM RIFLE THREAD PROTECTOR .920 OD 1/2X28 quantity Add to cart UPC: 816701013870 SKU: YHM-3410-B Categories: Muzzle Devices - Non Suppressor Mount, NFA Accessories Product ID: 10298 Related products Out of stock Magpul Suppressor Cover – 5.5″ – MCT $94.95 Original price was: $94.95.$66.18Current price is: $66.18. Read more RUGGED FIXED BARREL SPACER $32.99 Add to cart RUGGED FLASH HIDER FRONT CAP 5.56 $80.60 Add to cart DEAD AIR 1/2X28 THREAD PROTECTOR $18.99 Add to cart