VFC FAL DX required changes (Airsoft, personal opinion)

I've just acquired a FAL DX and need to adjust a few things I don't like. Unfortunately, the original carry handle doesn't fit. (The hole is too small.) 00:29 handguard 01:17 carry handle 02:14 grip 03:23 stock 07:13 sear spring 08:55 Loading lever knop 11:57 NPAS 15:22 classic/DMR/CQB