Industry-leading carbon AXIS now available in a 4MM micro-diameter. The Easton Axis 4mm Long Range Match Grade Carbon Arrows with Half Outs are engineered with a specific 100% carbon-fiber layup for increased velocity. Includes Easton's new Aluminum point outsert to boost both strength and front-of-center accuracy at long range and comes pre-installed with 4MM nocks. FeaturesMicro-Diameter 100% ACU-Carbon fiber construction, hunting arrow- increased velocityReduced friction in flight and at impact to offer optimized FOC, enhance target penetration, and better accuracy at long range4 popular hunting spine sizes- 250, 300, 340, and 400Includes NEW 4mm Aluminum Match Grade Half-outs (55 grains) for optimum hunting FOC4MM Microlite nocks pre-installedCompatible with standard thread 8-32 broadheads and field pointsMade in USAQuantity: 6PKLength: 32"