KRAUS SOLID RISER BUSHING SETKRAUS SOLID RISER BUSHING SET These adaptors eliminate rubber mounted handlebars. For use with Stock Triple Clamps or with a Kraus T Rex pullback plate without Kraus Isolated Risers. Solid Riser Adaptor All Years Sold as a Set of 4 Use these solid bushings to gain more control over your front end. NOTE: Kraus Isolated Risers move the isolation into the riser so you don't need rubber bushings in your stock triple tree. Kraus Isolated risers come