Arrowdynamic Solutions introduced the first ever razor sharp, four bladed broadhead invented solely for the purpose of hunting big game birds. The Gobbler Guillotine line of broadheads features the world’s largest cutting width ever in a fixed bladed design with lethal cutting widths up to FOUR INCHES by FOUR INCHES weighing in at just 125 grains! Arrowdynamic Solutions Gobbler Guillotine.