You cannot add that amount to the cart — we have 2 in stock and you already have 2 in your cart. View cart “RUGGED SHIM KIT .338 3/4X24 M18X51” has been added to your cart. View cart HomeClass 3 Firearms, NFA & Destructive DevicesClass 3 Parts & AccessoriesYHM QD MOUNT THREAD PROTECTORYHM QD MOUNT THREAD PROTECTOR$16.25 YHM QD MOUNT THREAD PROTECTOR 6 in stock YHM QD MOUNT THREAD PROTECTOR quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: LIP|YHM-3114 Category: Class 3 Parts & Accessories Product ID: 54049 Description This protective cap will keep the ACME threads on your Q.D. flash hiders and mounts from becoming dirty or damaged when your suppressor is not in use. Related products Out of stock Add to WishlistRemove from Wishlist Add to Wishlist YHM 22/556 RFL THR PROT 1/2X28 .730 $16.25 Read more Add to WishlistRemove from Wishlist Add to Wishlist YHM 308 RFL THR PROT 5/8X24 .920 OD $16.25 Buy now Add to WishlistRemove from Wishlist Add to Wishlist SCO O-RING PACK $11.90 Buy now