Nomad Design Madmacs 160 High Speed Sinking Lure 6"Madmacs 160 High Speed Lure Product Description The MADMACS 6" is a sinking super high speed trolling minnow capable of being trolled at speeds of up to 20kn when rigged correctly. The Madmacs can also be trolled as slow as 5kn and has an amazing vibrating action even at very low speeds due to the Patented Autotune System. The Patented Autotune system also allows the Madmacs to always troll straight and to run perfectly with an amazing action at a