The stats for underbarrel weapon modifications (Accuracy, DV, AP, RC, reload type/size, and any potential slots that they might also possess. The chainsaw/flamethrower's stats can be extrapolated from their availability/cost on the table.
Additionally, the flashlight entry reads "Unless you’re directly in its path, in which case you see it to well.", 'to' should be 'too' for grammatical pedantry.
Is it just me, or could we have significantly reduced/simplified the martial arts techniques that simply add a bonus die to common moves? Similar with the 'Ammo Whammy'; why not just have one 'knucklebreaker' entry with different DV ratings for the different ammo types that can be used?
The shadowtalk on the Forearm Guards mentions what sounds like cyberweapon installations (specifically 'pop-out blades', 'hold-out guns', and 'commlinks'), but there doesn't seem to be any other indication of being able to install other weaponry into armor in 5E that I'm aware of.