“YHM 22/556 RFL THR PROT 1/2X28 .920” has been added to your cart. View cart HomeClass 3 Firearms, NFA & Destructive DevicesClass 3 Parts & AccessoriesYANKEE HILL MACHINE COMPANY VICTRA-12 THREAD PROTECTORYANKEE HILL MACHINE COMPANY VICTRA-12 THREAD PROTECTOR$16.25 YANKEE HILL MACHINE COMPANY VICTRA-12 THREAD PROTECTOR 14 in stock YANKEE HILL MACHINE COMPANY VICTRA-12 THREAD PROTECTOR quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: LIP|YHM-1249 Category: Class 3 Parts & Accessories Product ID: 94336 Related products Out of stock Add to WishlistRemove from Wishlist Add to Wishlist DEAD AIR THREAD SPACER 1/2X28 $19.42 Read more Add to WishlistRemove from Wishlist Add to Wishlist SCO O-RING PACK $11.90 Buy now Add to WishlistRemove from Wishlist Add to Wishlist YHM 5/8″-24 CRBNE ADPTR SDWNR M2 BLK $34.00 Buy now