The 24-inch heavy-duty fiberglass shaft of the Crossbow Decocking Bolt by Allen gives you the utmost durability. With an integrated steel tip that withstands repeated ground impacts and the installed half-moon nock fits most Crossbows. Features highly visible 4-inch vanes for quick recovery. – Product Features – Integrated Steel Tip that Withstands Repeated Ground Impacts – Comes with Half-Moon Nock – Features Highly Visible 4-inch Vanes – Lightweight & Durable