Reply To: universal construction kit Home › Forums › All Things LEGO! › universal construction kit › Reply To: universal construction kit March 2, 2014 at 6:39 am #5388 Greg SchubertParticipant So, if I understand this, the parts are not free, but the files to print them are free? This raises two questions. 1. What is the economic cost of printing an adapter part? 2. What is the cost to your soul of such a violation of nature?