[Ulrich]

Originally Posted by jerry56

Very nice...what 3D printers are you using....are the boom and tracks also printed

Thanks. The Boom and Tracks are all solid alloy/steel. Only the "decoration" is printed. Most of the parts are made on the Formlabs Form 2+3 in the background off the pics. For the less pretty parts inside I use the Ultimaker UM3 extended.