This special carbon post is required to use the M1 Volt Gimbal with artemis Cine Broadcast and artemis EFP HD. In order to correspond to the dimensions of the M1 Volt™ gimbal, the artemis carbon center post was specially manufactured with an outside diameter of 1.74 in. Like the 1.8in standard two section artemis carbon Post, the version for the Volt has a fine trim length adjustment for the torsion-free guided ø1.5in inner post. Telescopic length from 43cm to 72cm / 16.9in to 28.3in includes: Note: The customer has to take care of the installation and commissioning of the Volt™ Gimbal. This is done at your own risk.