McDONALD'S, Bacon Egg & Cheese Biscuit: item 4.9 oz to Grams
Quick answer
One item 4.9 oz of mcdonald's, bacon egg & cheese biscuit weighs 142 grams.
1 item 4.9 oz142 g
Reference serving (nutrition facts)100 g
Source: USDA FoodData Central - SR Legacy (2018-04) (USDA household portion weight)