About this 3D model
There good designs for riser like https://makerworld.com/en/models/104401#profileId-111426 and https://makerworld.com/en/models/134263#profileId-145735 I decided that I need one solid part, so here we are. Designed and tested with 0,2 nozzle. NB:This thing may destroy your printer, do it only if you are undertsnd what you are doin. P.S. If you need less or more high, ask in comments, will do it at free time.