The YHM Carbine Adapter (MPN YHM-3254) is threaded .578-28 for the Sidewinder +M2 mounting system, finished in black Melonite.

Key Specifications

• YHM carbine adapter
• .578-28 thread pitch
• Sidewinder +M2 mounting system
• Black Melonite finish
• 5.45-inch length
• Not available for direct shipment to California

Frequently Asked Questions

What system does this adapter work with?
YHM’s Sidewinder +M2 mounting system.

What thread pitch is this adapter?
.578-28.

Buy the YHM Carbine Adapter

Set up your Sidewinder +M2 suppressor mount with this .578-28 adapter from Yankee Hill Machine. Ships fast from a Lubbock, TX gun shop in our Class 3 parts and accessories lineup.