The ultimate in lightweight race day chain retention-from the World Cup circuit to your home track The LG1+ provides our top-notch retention in a lightweight, race ready package. Our proprietary slider materials and innovative shape, keep chains secure while the direct mount bash guard absorbs and deflects impacts away from the chain ring. Obsessive attention to detail means this system comes with full of nifty features like captive aluminum hardware, a quiet running custom Enduro„¢ bearing roller and maximum lower armature adjustability for proper fitment on any frame.