Yankee Hill Machine Co., Inc. .725 STANDARD THREAD PROTECTOR 5/8-24 PLATED BLACK YHM-3415-B

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.