Fleetwood Natural Grain Carbon Arrows 400 Feathers 6 pk. Spine: 400;Inner Diameter: .244";Point size: 5/16";Grains Per Inch: 9.11 for 400;Length: 31 1/2";Insert: 11gr;Nock: Fleetwood;Straightness tolerance: +/- .006";Weight tolerance: +/- 2gr;Each arrow includes a replaceable insert and a nock;Packs of six arrows
