Yankee Hill Machine | QD Mount Thread Protector | YHM-3114

This Yankee Hill Machine QD Mount Thread Protector (YHM-3114) is a low-profile protective cap designed for Q.D. flash hiders and mounts. It preserves ACME threads against dirt and damage when a suppressor is not attached. The protector features a Melonite treatment and a matte black appearance for corrosion resistance and discreet handling. It is not compatible with .338 Q.D. mounts.

Common uses: protecting muzzle threads during storage and transport, and preventing contamination of quick-detach mounts while gear is in the field or in a range bag.

Product Specifications

• The UPC is 816701012507.
• The manufacturer is Yankee Hill Machine.
• The model is listed as Q.D. and the part number is YHM-3114.
• The product type is a Thread Protector.
• The material/finish treatment is listed as Melonite.
• The color is Black.
• The finish is described as Matte.
• The product dimensions are 1.35 X 3.20 X 5.55.
• The package height is 1.2.
• The package width is 3.2.
• The package length is 5.5.
• The item weight is 0.06.
• The subcategory is Muzzle Devices.
• Compatibility note: Does Not Fit the .338 Q.D. Mounts.
• Shipping restriction: NO DIRECT SHIP TO CALIFORNIA.

This thread protector offers a simple, reliable solution for preserving ACME threads on quick-detach flash hiders and mounts. Its Melonite surface treatment and matte finish reduce corrosion risk and provide a durable, low-reflective profile for transport and storage. The protector is compact and unobtrusive, making it a practical accessory for range bags and equipment cases without altering the look or balance of your muzzle device.

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