I believe the issue is more loadout combinations* as opposed to the RPG itself which could reasonably be 'balanced' by upping its weight or making it Tier 5 instead of the not-so-good M32.
*Most egregious being RPG+Kaboomstick - a pairing I do enjoy but one which practically negates the biggest weakness of the Demolitionist, Close Quarters Combat.
*Most egregious being RPG+Kaboomstick - a pairing I do enjoy but one which practically negates the biggest weakness of the Demolitionist, Close Quarters Combat.