New Archery Products Quickspin Bonecollector 2" Vanes, 36-Pack: * The New Archery Products Quickspin Bonecollector 2" Vanes 36 Pack shrinks your groups and extends your kill zone * The Quikfletch Pro Series Vane System feature NAP"s patented QuikSpin SPEEDHUNTER kicker/micro-groove technology that that spins arrows up to 6 times faster than conventional vanes * Result? Stable, straight driving arrows for tack-driving accuracy and optimum penetration * QuikFletch QuikSpin ST features NAP"s patented kicker and micro-grooved combination on the 2 Inch vanes * This spins arrows up to 300 percent faster than conventional vanes * Result is increased accuracy, tighter groups and extended effective kill range