Yankee Hill Machine Co., Inc. .920 BULL THREAD PROTECTOR 1/2-28 STAINLESS STEEL YHM-3410

Prevent unwanted and expensive damage to your rifle’s muzzle threads and crown with easy-to-install thread protectors. Knurled exterior gives you a firm grasp to install or remove the protector in seconds. Available in popular thread sizes and diameters to match most commonly available rifle barrels.