Bohning Spin-Fletcher designed by Danio Campanelli for use with mylar vanes up to 70mm (2.75"). Right hand fletch. Fast and Portable refletching device. Handy carry case included. Compact design easily fits inside pocket or bow case. Works with shafts as thin as 4.5mm (0.177") and as thick as 7mm (0.275"). Works great with Bohning premium fletching tape.