SummaryThis part is intented to be used with MoonCactus' collapsible parametric filament reel holder AKA The Spider Spool Holder. As the original model is designed for the UMO, I designed this one to fit the back of the Ultimaker 2. Print it with the desired arms, hubs and nuts from : http://www.thingiverse.com/thing:137602 http://www.thingiverse.com/thing:234040 Comments and suggestions are welcome :)InstructionsPrinted on UM² Material : Orange Polymakr PLA Layer height : 0.2mm Infill : 26% Speed : 45mm/s Cooling fans speed : 45%