“F5 MFG AR-15 .223/5.56 Skeletonized 50 Round Drum Magazine – Black | HEX Pattern” has been added to your cart. View cart “DEAD AIR GHOST FIXED BARREL SPACER” has been added to your cart. View cart HomeClass 3 Firearms, NFA & Destructive DevicesClass 3 Parts & AccessoriesRUGGED SHIM KIT .338 3/4X24 M18X51RUGGED SHIM KIT .338 3/4X24 M18X51$15.33 RUGGED SHIM KIT .338 3/4X24 M18X51 2 in stock RUGGED SHIM KIT .338 3/4X24 M18X51 quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: LIP|RGSA017 Category: Class 3 Parts & Accessories Product ID: 54623 Description Rugged’s .338 precision shim kits are designed for 3/4×24″ M18x1 and M18x1.5 barrel threads to align your muzzle brake or flash hider. Related products Add to WishlistRemove from Wishlist Add to Wishlist YHM 22/556 RFL THR PROT 1/2X28 .730 $16.25 Buy now Add to WishlistRemove from Wishlist Add to Wishlist YHM 22/556 RFL THR PROT 1/2X28 .920 $16.25 Buy now Add to WishlistRemove from Wishlist Add to Wishlist YHM 308 RFL THR PROT 5/8X24 .920 OD $16.25 Buy now