Drop game fast with the devastating damage delivered by the 4-blade Switchblade Hybrid Broadhead from Rocky Mountain. Jackknife O-ring blade-deployment system holds the Switchblades 2 expandable blades securely until the broadhead makes contact, making broadside and even angled shots more deadly. Anchored in an aerodynamic aluminum ferrule, the broadheads large 7/8 cut-on-contact tip blade starts working the instant it makes contact. Sturdy 0.04-thick stainless steel blades. Cutting Dia.: 2. Weight:100 grain. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Fixed-Blade Broadheads.