Mechanical broadhead with SBT blade retention system which allows it to be converted to a fixed blade head. Durable machined flex collar allows blades to deploy on impact when in mechanical setting. Features quality T-6 Aluminum ferrule and stainless steel trocar tip. Blade thickness: .032", Cutting Diameter: 1" (Fixed Blade), 1.5" (Mechanical). Includes practice head.Features:Mechanical/Fixed broadhead;SBT blade retention system;Machined flex collar blade retention;Steel trocar tip