The Bitzenburger Dial-O-Fletch is an all-metal, self-supporting fletching tool that will accept any-size shaft and lets you fletch straight, offset, right and left helical. A permanent magnet assures uniform placement of all feathers and vanes. A self-centering nock receiver can be adjusted for feather spacing of three-fletch 120¡, four-fletch 90¡ or four-fletch 75¡ x 105¡. Includes one clamp, instructions and wrenches. Optional nock receiver available for fletching three-fletch 120¡ cock-vane down. Made in USA.