Combining cut-on-contact fixed blades with two 2.3 expandable blades that open a massive wound channel, Rages X-Treme Four-Blade Broadhead delivers lethal results and easy-to-follow trails. Black anodized aircraft-grade aluminum ferrule. Slip Cam ensures blades deploy every time, while a shock collar ensures they dont open too soon. Comes with an extra set of red shock collars that withstand the energy of modern bows and crossbows. Per 2. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Hybrid Broadheads.