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 5 in stock RUGGED SHIM KIT .338 3/4X24 M18X51 quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: RSR|RSSA017 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 YHM 1/2″-28 CRBNE ADPTR SDWNR M2 BLK $34.75 Read more Out of stock Add to WishlistRemove from Wishlist Add to Wishlist ODIN 1/2X28 TO 5/8X24 ADAPTER $27.55 Read more Out of stock Add to WishlistRemove from Wishlist Add to Wishlist YHM 22/556 RFL THR PROT 1/2X28 .920 $16.75 Read more