4700 series chains are 1-1/2 in pitch and are 1/2 in H. Solid top chains have a smooth top and are versatile enough to convey everything from individual units as well as packaged and cased goods. Chain is available in different chain materials for different friction, wear and speed characteristics. Chain is designed to operate on standard 820, 4700 and 5700 series sprockets for true chain/sprocket interaction. Rexnord® MatTop® Conveyor Chain, Straight Running, Series: 4700, 1-1/2 in Pitch, 18 in Plate Width, 1/2 in Plate Thickness, 1-1/2 in Minimum Back-Flex Radius, 600 ft-lb Tensile Strength, Polypropylene, Beige