Shop › FED PWRSHK 10GA 3.5" RFL SLG 5/50 FED PWRSHK 10GA 3.5" RFL SLG 5/50 $21.99 Federal PowerShok Ammunition, 10Ga 3.5", 1.75oz, Rifled Slug Hollow Point,5 Round Box F103FRS Quantity: Add To Cart Added! Federal PowerShok Ammunition, 10Ga 3.5", 1.75oz, Rifled Slug Hollow Point,5 Round Box F103FRS