Yankee Hill Machine YHM-3418-B | 9mm Thread Protector

The Yankee Hill Machine YHM-3418-B is a compact thread protector intended for 9mm pistol barrels. It protects exposed barrel threads when a muzzle device is not installed and helps prevent damage during storage and transport. The part is finished in matte black for a low-profile appearance and corrosion resistance in typical handling environments. Use cases include protecting threads between device swaps and safeguarding the muzzle during shipment or transit.

Product Specifications

• The manufacturer is Yankee Hill Machine.
• The part number is YHM-3418-B.
• The product type is a Thread Protector for pistol barrels.
• The listed caliber designation is 9mm.
• The outside diameter is specified as .570 inches.
• The finish is described as Matte.
• The color is Black.
• The quantity included is 1 per listing.
• The listed weight is .32 (unit not specified in source data).
• The product is categorized under Muzzle Devices.
• The unit is intended for use on pistol barrels when a muzzle device is not fitted, serving to protect threads.
• The listing image shows a plated black appearance consistent with the matte finish, offering a low-profile look.
• The UPC is 816701014020.

This thread protector provides a straightforward, durable solution for keeping pistol barrel threads in serviceable condition when a muzzle device is not installed. Its matte black plating and compact profile make it suitable for routine carry between device installations, competition prep where devices are swapped, and secure storage or transport where exposed threads need protection.