Carbon Express Adrenaline 250 6pk Arrows Black. The advanced layered carbon design allows for greater consistency in performance. The finely buffed finish delivers a quiet draw on the arrow rest for added stealth in the field. Specifications for Carbon Express Adrenaline Arrows: Manufacturer: Carbon Express Color: Black/ Green/ White Black Fabric/Material: Carbon Quantity: 6 Pack Features of Carbon Express Adrenaline Arrows: Matched Weight Set - weight sorting tolerance is 3.0 grains Real Straightness - laser checked for straightness to a remarkable 1/10000 of an inch to a straightness of 0.006" as a maximum measurement not an average. Package Contents: Carbon Express Adrenaline Arrows Carbon Express 50889: Adrenaline 250 6pk Arrows Black