The TUNGSTEN RUBBER SWIM JIG - is perfect for KEITECH 4.8" FAT Swing Impact. The TUNGSTEN RUBBER SWIM JIG MODEL III is an excellent swim jig and can easily navigate sluggish water. The Tungsten head is stronger than traditional lead heads, providing a great sense of the water's composition. The hand-crafted skirt is constructed of top-quality SR-40 silicone, while the #5/0 hook is custom-designed for KEITECH - manufactured in Japan.