YHM Specter Length Diamond Forearm AR-15

Features diamond shaped heat vents, an extended top rail for gap-free installation, “T” marked rails to mark accessory locations. Accepts our end caps, and utilize our anti-rotation screws for secure installation. Forearms and barrel nuts are made of 6061-T6 aluminum and hardcoated to military specifications. Jam nut and anti-rotation screws are steel and plated a matte black finish to match. Assemblies include: one jam nut, one barrel nut, two anti-rotation screws, and one forearm tube. Overall length 9.675 inches. Weight 15.9 ounces. Inside diameter 1.75 inches.