SFS Standard Concentrated Shot [two-actions] Feat 8

Source Player Core pg. 158
Requirements You’re wielding an automatic weapon.
Focusing your fire enables you to target an enemy for immediate destruction. Make a ranged Strike with an automatic weapon, expending three times the ammo and gaining a +4 circumstance bonus to damage. This bonus increases to +6 at 11th level and +8 at 15th level.

Traits

Flourish:Actions with the flourish trait are special techniques that require too much exertion for you to perform frequently. You can only use one action with the flourish trait per round.