ReLOOP is a leader loop replacement technology that allows you to replace your fly line&';s factory welded loop with ease. Whether the loop is damaged, cut, or just needs to be tailored to your liking, ReLOOP is the solution. For fly line welded loop replacement and customization. Kit includes 2 pieces. ReLOOP BIG GAME is a leader loop replacement technology that allows you to replace your fly line&';s factory welded loop with ease. Whether the loop is damaged, cut, or just needs to be tailored to your liking, ReLOOP is the solution. For fly line welded loop replacement and customization. Kit includes 2 pieces.