6 Pin Molex Connector Boot Cover all 4 are for same purpose just cable size is different if you are using 6,6,7 or 8 mm cable  This is good if you can not find ac adapter / power supply with 6 pin molex connector so you can build your own

this connector you can find with computer power supply so you can cut and use and cover ugly wires with this shell

this is cover for PCI-e connector if you need to add to power supply / ac adapter or extension cable it can be use in some 3d printers power supply as well as with bitcoin miners and computer's desktop power supply

no support require

either brim or raft is advise able but not necessary

infill is good any thing between 60% to 100%

please upload your picture if you will make one and any suggestion will be appriciated. V2 is with more improvements (recomended)

have fun