vane spacing receiver upgrade for Bitzenburger fletching jig!
of your preferred vane configuration, the Bitz knob will ensure consistent
three-vane indexing options match the original receiver. (120°, 90°, &
addition to the incredibly accurate vane location, the Bitz Knob uses a wedge
design that forces the nock down into the same location every time with a
specific thickness to allow for positive nock engagement whether you are
using target or hunting nocks.
those who chose to repair 1 vane at a time, the Bitz Knob also features a set
screw that allows the nock feature to rotate inside the body for single vane
repair alignment without the need to rotate your nock.