Camo arrow with Dual Spine Weight Forward technology. Features BuffTuff finish for a quiet draw and added durability. Straightness tolerance of +-.0025â?쳌 and weight tolerance of +-1.0 grain. Available in sizes 250 (.417â?쳌 spine, 8.0 GPI), 350 (.337â?쳌 spine, 8.9 GPI), and 450 (.298â?쳌 spine, 9.7 GPI). Includes BullDog nock collars, Launchpad nocks and inserts. All sizes use 19/64â?쳌 points.