Description Rageâs most popular 2 blade broadhead is now with shock collar technology! No more o-rings, proven Slip Cam technology ensures blade retention and massive entry holes for extreme blood loss and field point accuracy.PRODUCT DETAILS:2 Blade Broadhead 100 Grain Cut-on-Contact Tip Anodized Aluminum Ferrule Large .039" Leading Edge Blade Tough, Razor Sharp .035" Stainless Steel Blades 2" Expandable Cut SHOCK Collar for Blade Retention 3 per Package Includes Free Practice Head