Rage "Trypan" 150 Grain Crossbow BroadheadsThe 2 blade 150 grain Hypodermic Trypan Crossbow broadhead from Rage features the same needle like, streamlined ferrule and impressive features as it predecessor but now built with stainless steel and at a heavier weight. In flight, the resting . 039 inch thick razor sharp stainless steel blades measure just inch,but upon impact the patented SlipCam Rear Deploying system effortlessly expands the blades to an ultra wide 2 inches that administer massive