The Yankee Hill Machine Co Diamond Series Forearm is a Free Floating 9.3" Mid-Length quad rail forearm for AR-15 rifles. Features diamond shaped heat vents, "T" marked rails to mark accessory locations and an extended top rail to close the gap between the forearm and upper receivers rail. The forearm and barrel nut is made of 6061-T6 aluminum and hardcoated matte black to military specifications. The jam nut and anti-rotation screws are steel and plated a matte black finish to match.
- One jam nut
- One barrel nut
- Two anti-rotation screws
- One forearm tube
- Overall Length 9.3" (Includes continuous top rail).
- Weight 15.2 oz.
- Inside Diameter: 1.75"
- Width & Height 2.43
- Hardcoat Anodized matte black to Military Specifications or better
Both a Midlength as well as a Specter length forearms will hide a Carbine length gas system built with a Yankee Hill Machine Co low profile gas block, YHM-9383 or YHM-9384.