The Sea Fox goes tough at this size with the tungsten. the magnetic center of gravity portable which gives swimming action stable. At the size, 50mm as a MR (the medium runner) the lip is strong to withstand current from the side, keeping the depth of MAX 1.0m. It does not come up continues swimming in the current. Being small-sized, it produces flashing action and slash hologram and the wonder of a bait fish. This is the new hunt for saltwater game with Sea Fox 50MR.