The 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 ¾-inch,but upon impact the patented SlipCam™ Rear Deploying system effortlessly expands the blades to an ultra-wide 2-inches that administer massive slap-cut entry holes. The sweptback blade-angle and added weight of this 150-grain point deliver unprecedented penetration and exceptional performance on even the largest big game species. 2-Blade Broadhead 150 Grain Hybrid Hypodermic Tip Machined Stainless Steel Ferrule .039" Blades 2" Cutting Diameter Keyed ferrule and SHOCK COLLAR™ High energy series SHOCK COLLAR™ 3 per Package