Carbon Express Maxima Red SD OD Green Arrows 300 6 pk. Tri-Spine/RED ZONE Technology: Stabilizes arrow flight, minimizing oscillation for four times the accuracy of standard arrows;BuffTuff Plus: Front third of the arrow built with high modulus carbon weave for exceptional strength and spine consistency;BuffTuff: Middle third construction for the world?s toughest and quietest carbon arrow finish;Diamond Weave: Back third construction for unmatched stiffness and spine integrity;BullDog Nock Collars: Aircraft-grade aluminum collars protect against rear impact;Laser Match Set: Ensures spine and weight consistency for unmatched accuracy;+/- .001 Real Straightness: Precision laser-checked, exceeding industry standards;Launchpad Precision Nocks: Provide controlled release and shaft alignment;Q2i Fusion XII Vanes: Designed for optimal control and available in white with two color-matching drab or stone vanes;Sizes Available: .300, .350, and .400 spine to match various bow setupstable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 1000 Product Group Code: 1000A Product Sub Group 1: 1000A1 Product Sub Group 2: 1000A1B Inactive: No