Browning® V-Belt, B Section Size, 57 in Outside Length, 21/32 in Top Width, 7/16 in Thickness, 55.8 in Pitch Length, Wrapped Construction, Synthetic Fiber Reinforced Material, Resists: Oil, Heat, Neoprene, 140 deg F, Import, For Use With: General Purpose Heavy-Duty Industrial Drives, Additional Information: 0.95% Efficiency, Belt with Ends Joined Band