“YHM 308 RFL THR PROT 5/8X24 .725 OD” has been added to your cart. View cart HomeClass 3 Firearms, NFA & Destructive DevicesClass 3 Parts & AccessoriesYANKEE HILL MACHINE COMPANY HUB DIRECT THREAD MT 1/2X28YANKEE HILL MACHINE COMPANY HUB DIRECT THREAD MT 1/2X28$70.75 YANKEE HILL MACHINE COMPANY HUB DIRECT THREAD MT 1/2X28 Out of stock SKU: LIP|YHM-2189-28 Category: Class 3 Parts & Accessories Product ID: 87907 Related products Add to WishlistRemove from Wishlist Add to Wishlist DEAD AIR SANDMAN FRONT CAP TOOL $28.77 Buy now Add to WishlistRemove from Wishlist Add to Wishlist DEAD AIR THREAD SPACER 1/2X28 $15.92 Buy now Add to WishlistRemove from Wishlist Add to Wishlist DEAD AIR GHOST FIXED BARREL SPACER $28.77 Buy now