Some good info on trolling toward the end of this video. (1/32 oz = .97 grams and trolls 2-4 ft @ .7 mph) (1/24 oz = 1.28 grams and trolls 5-8 ft @ .7 mph) (1/16 oz = 1.94 grams and trolls 9-11 ft @ .7 mph) YouTube - crappie fishing making a 1/24 ounce jighead mold