[KAV AIRSOFT REVIEW] : What to upgrade for the #MPX?

APFG MPX GBBR PARTS LIST : TM MP7 PDI 6.01 146MM POSEIDON GBB RUBBER POSEIDON RED ROCKET VALVE CUSTOM FIT ON CRUSADER VFC GBBR M4 TWO STAGE TRIGGER Artisan Shorter Folding Style Stock for MCX / M1913 20mm Rail ( Black / DE ) TIME STAMP: 0:00 GAME PLAY 1:03 INTRO AND REVIEW 3:28 DISASSEMBLY (LOWER RECEIVER) 7:25 ASSEMBLY (LOWER RECEIVER) 11:44 DISASSEMBLY (UPPER) 14:16 DISASSEMBLY INNER BARREL & HOP 18:50 ASSEMBLY (INNER & HOP) 19:45 ASSEMBLY (HANDGUARD) 22:49 TESTING