full kit

Hey guys, sort-of-newb here. Do you guys know if there are any good substitutes for the drone kit QAV250? It's one of the drone kits that meet all of the requirements I need for a research I'm doing at my Uni and the complete kit is not available anywhere. With regards to why not just research...

Realacc D215 FPV Racing Frame Kit Realacc D215 FPV Racing X Frame Brand: Realacc Item: D215 Wheel base: 215mm Weight: 110g Material: carbon fiber PDB: 5V & 12V Thickness of frame arm: 4mm Thickness of side plate: 1.5mm Thickness of arm plywood: 2mm Thickness of antenna plate: 1.5mm High...