Shimano Armajoint 190SS Flashboost SwimbaitShimano Armajoint 190SS Flashboost Swimbait Leveraging Shimanos proprietary ARMA Boost technology, the Shimano Armajoint 190SS Swimbait is designed to solve the challenges of casting big jointed swimbaits and vastly improves casting distance and accuracy. As the angler casts the lure, an internal magnet forces the body to fold into a compact shape to reduce the chances of the lure spinning during flight and lessen air resistance. Once the Armajoint