Victory TKX Gamer Bolts 20 in. Lighted Nocks 3 pk Black. Built with Advanced 3K Carbon Weave Technology these bolts minimize torsional deflection and enhance arrow recovery speed penetration and kinetic momentum. Featuring an EFOC (Extreme Forward of Center) design for improved stability in flight each bolt includes a 100 percent brass insert and Victory?s Catch Nock for enhanced durability. The bolts are hand-fletched and sorted with a straightness tolerance of +/- .003 inches under Victory?s Spine Alignment process ensuring dependable accuracy with every shot. Specifications for Victory TKX Gamer Bolts: Manufacturer: Victory Color: Black Features of Victory TKX Gamer Bolts: Length: 20 inches Total weight: 325 grains Insert weight: 110 grains Inner diameter: 0.300 inches Outer diameter: 0.344 inches Shaft straightness: +/- .003 inches (Gamer) Advanced 3K Carbon Weave Technology Extreme Forward of Center (EFOC) design Victory Spine Alignment for improved consistency Stiffer spine for enhanced accuracy Hand-fletched for quality control Equipped with Victory Catch Nocks Sold as a 3-pack Package Contents: Victory TKX Gamer Bolts Victory XBOLTKG-20FXGL-3: TKX Gamer Bolts 20 in. Lighted Nocks 3 pk Black