So far I've found which specific parts I want to use.  I've decided on using BetaFlight and CL Racing F4S Flight Controller with a built in PDB and Aikon AK32 4-in-1 35A 6S BLHeli32 ESC. I've also found motors (Lumenier MX2206-9 2450KV Motor). For propellers, I'm going to use 5x4x3 propellors.