Easton 5mm Axis Arrows with Half Outs 300 6 Pk Black. Each arrow is equipped with pre-installed 5MM (X) nocks and features factory helical fletched 2 inch Blazer Vanes for optimal flight stability. The inclusion of 5MM Aluminum 8-32 Half-out inserts offers versatility for customization while maintaining a strict straightness tolerance of .003 inch for consistent accuracy. This model is crafted to cater to both seasoned archers and those who demand the very best for their equipment. Specifications for Easton 5mm Axis Arrows with Half Outs: Manufacturer: Easton Archery Application: Arrows Color: Black Fabric/Material: Carbon Diameter: 5 mm Nock Type: Half-Nock Straightness: 0.003 in Features of Easton 5mm Axis Arrows with Half Outs: 5MM AXIS: small-diameter uniform ACU-CARBON construction Comes with pre-installed 5MM (X) nocks Factory fletched with 2" Blazer Vanes in a helical pattern Includes 5MM HIT-8-32 inserts OR 5MM aluminum half-out inserts Straightness tolerance: Package Contents: Easton 5mm Axis Arrows with Half Outs Easton 501276: 5mm Axis Arrows with Half Outs 300 6 Pk Black