New Archery Products SLINGBLADE 2 BROADHEADS 100 GR. 3 PK. Slingblade 2 is one piece ferrule mechanical broad head. The 100gr. unique design of the Slingblade ensures the blades will never open in flight no matter how fast or powerful your bow, or crossbow, is. This broadhead has a 1-3/4” cutting diameter diameter providing massive entrance and exit wounds