Fish, fish sticks, frozen, prepared: piece (4" x 2" x 1/2") to Grams
Quick answer
One piece (4" x 2" x 1/2") of fish, fish sticks, frozen, prepared weighs 57 grams.
1 piece (4" x 2" x 1/2")57 g
Reference serving (nutrition facts)100 g
Source: USDA FoodData Central - SR Legacy (2018-04) (USDA household portion weight)