The AAE OMP Phoenix Knob Nock Receiver is engineered to enhance the OMP Phoenix fletching jig with precise, indexable vane alignment. Built within the footprint of the Bitz-style knob, it delivers smooth rotation and repeatable accuracy with etched timing marks for consistent setup. The knob supports multiple fletch configurations to accommodate various arrow builds. It includes a standard nock receiver fork and accepts additional interchangeable forks for expanded compatibility. The 3-4 receiver is a standard 3 fletch 120 degrees, 4 fletch 90 degrees and 4 fletch 105 x 75 degrees knob. The 4-5-6 receiver offers 4 fletch 90 degrees, 5 fletch 72 degrees and 6 fletch 60 degrees. FeaturesCompatible With OMP Phoenix Fletching JigBitz-Style Footprint DesignEtched Timing Marks For RepeatabilitySmooth, Indexable RotationIncludes Standard Nock Receiver ForkAccepts Interchangeable Nock Forks Sold Separately