Adept Impact is a Weapon Mod in Destiny 2.
What it does
+10 Impact
Source
Flawless Chest in Trials of Osiris or Grandmaster Nightfalls
More Weapon Mods
Adept AccuracyWeapon Mod
Adept MagWeapon Mod
Adept Projectile SpeedWeapon Mod
Adept ReloadWeapon Mod
Adept TargetingWeapon Mod
AerodynamicsWeapon Mod
AftershockWeapon Mod
BallisticsWeapon Mod
Counterbalance StockWeapon Mod
Illegal TriggerWeapon Mod
Marksman Optics: LowWeapon Mod
Stay in the FightWeapon Mod
TacticalWeapon Mod
Targeting AdjusterWeapon Mod
Temporal BlastWeapon Mod