B3 Archery Exoskeletal 3 Blade Broadhead Subcategory_Spinning Rods Accelerometer This powerful piece Accelerometer This powerful piece of hardware uses a motion sensor to activate when fired and not while in your quiver and becomes a pulsating beacon to aid in retrieval producing greater hemorrhage Crossbow approved 3 pack of broadheads with a practice tip included Three blade design 032 stainless steel Blades rotate quickly around the smooth tower to improve penetration Razor sharp edges remain exposed even in the closed position Exoskeletal mounting systems superior strength requires no pins or washers Blades mounted on opposite sides or planes