Shimano Grappler Type C Spin Rod The JDM Grappler represents the next evolution of this highly popular offshore jigging and casting series. Now featuring both Spiral X and Hi-Power blank construction. The rods have been tested in the harshest of offshore environments around the world, resulting in a line-up that is capable of grappling with the strongest of ocean predators. Available in dedicated Type J (Jigging) and Type C (Casting) models.