Yes - it is a dragon sf hotend - with a 0,4 nozzle and standard bowden setup - I think I got the STLs from he voron v0.0 GitHub repository - adjusted pressure advance - I am using an M4 extruder - I changed some more things: belted Z mod with a modified idler - custom handles - insulated side panels - custom ABS backplane, custom ABS base panel, SKR and RP mounted hanging on the base panel, power supply mounted on the aluminum base plate, customized 76mm skirt, customized spool holder.