HomeClass 3 Firearms, NFA & Destructive DevicesClass 3 Parts & AccessoriesRUGGED SHIM KIT .338 3/4X24 M18X51RUGGED SHIM KIT .338 3/4X24 M18X51$15.00 RUGGED SHIM KIT .338 3/4X24 M18X51 1 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 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 YHM SRX THREAD PROTECTOR BLK $29.75 Buy now Add to WishlistRemove from Wishlist Add to Wishlist YHM .45 PIST TP .578X28 .650 OD BLK $16.75 Buy now