



Click to see full view
Yankee Hill Machine
Overview
The Yankee Hill Machine Co Thread Protector is designed to fit .308 caliber rifles with a 5/8x24 thread pitch, providing a reliable way to protect your muzzle threads when a muzzle device isn't installed. This component is essential for preventing damage to the threads during storage or transport, ensuring that your rifle remains in optimal condition. You'll often find this thread protector on builds that prioritize versatility and protection, particularly in precision or tactical setups.
Yankee Hill Machine Co Thread Protector, Rifle, .308, .625x24, .920 Outer Diameter, Matte - YHM-3414-B
Prices checked
Availability is good for the Yankee Hill Machine Co Thread Protector, Rifle, .308, .625x24, .920 Outer Diameter, Matte - YHM-3414-B: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 5 retailers we track have it in stock. Prices barely moved in September 2026, holding around $16.75, so there haven't been real sales lately. Buying today, the lowest price is $16.75 at Brownells, which matches the best price we saw in September.
Prices checked · refreshed daily across 37 retailers
We ranked every muzzle device by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Muzzle Device Guide →Check it against the live catalog:
Popular alongside muzzle devices on GunPartPicker

Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green

Wilson Combat AR-15 Lower Receiver Forged

Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4

Bravo Company M16 Bolt Carrier Group Black

FAXON Firearms 16" 223 Wylde Match Barrel Stainless Steel Black

Maximize Your AR-15's Potential with Tacfire's 15" ACE M-LOK Handguard - Black Excellence - HG20-15
No reviews yet. Be the first to review this product!