Royer RSM-SS24 Sling-Shock Suspension Mount for SF-2/SF-24/SF-24VThe all new Sling Shock (Patent No. 8,571,250) is a revolutionary departure from traditional shock mount designs. Royer did away with the rubberized parts and elastic cords, producing a durable shock mount that gives superior isolation from vibrations. In the Royer tradition, the Sling Shock is hand built in their Burbank, CA facility using only the finest materials. Features: Superior isolation from vibration and shocks Felt lined, scratch free