STOOP SR (Pin's Magnet) consists of tungsten weight and magnetic weight which actualizes the center of gravity movement to the body last tail and the increase of the air chamber. Furthermore when swimming, it is locked in a way where magnetic weight holds down tungsten weight, forming stability of action. Good flying height for casting precision using transfer system with supremacy swimming stability. Detailed etched finish complete with gill plates. Magnet Weight Transfer System- internal steel balls assure long casts, balanced action. Durable Molded Body. Extremely sharp, strong treble hooks for fast penetration. Stainless steel split rings. Tight Wiggling action.