Crane for truck 1:14,5 1x CTI cylinder Titan 40 1x CTI cylinder Titan 70 4x micro gear motor N20 approx. 150 RPM 1x threaded rod M5 114mm 1x threaded rod M5 100mm 1x threaded rod M5 87mm The threaded rods must be drilled out on one side to a depth of 3mm and 10mm. The motor shaft is glued in here. 3x rubber nut / neoprene nut M5 serves as a slip clutch for the extensions. If you want, you can of course also install limit switches ... 2x ball bearings 28x12x8 2x silver steel shaft 4mm x126mm for hydraulic type trumpet extensions 1x silver steel shaft 4mm x 113mm for hydraulic type trumpet extensions 1x silver steel shaft 3mm for various axes of the joints ... lengths result from the models. We recommend an STL machining program to be able to look at the whole model. This makes assembly a lot easier ...