Cela se serre sur un poteau de 1 "et a deux pièges à écrou M8.
This was originally designed to hold a Lulzbot Taz spool holder http://download.lulz...bot.com/TAZ/3.0/production_parts/printed_parts/stl/spool_arm_2.STL attached to a 1" pole in my workshop. However it's parametric and could be Personnalisé pour tous les besoins de serrage à un poteau.