To resolve problem applications where belts are flipping over or jumping out of the sheaves, utilize Bando's series of Combo belts. The tie band assures lateral rigidity and guides the belts into the sheave grooves. Bando Power King® Combo V-Belt, Classical, C Section, 3 in Top Width, 128.88 in Outside Length, 0.63 in Thickness, 3 Ribs, 9 in Minimum Pulley Dia, Rubber Impregnated Fabric, Polyester Reinforced