MCC MatTop 81419371 8500 Molded-To-Width Straight Running Flat Top Conveyor Chain With Polyester Pin, 10 ft OAL, 3/4 in Pitch, 2.33 in W x 0.34 in THK Plate, Acetal. MCC MatTop Flat Top Conveyor Chain, Molded-To-Width Straight Running, Series: 8500, 3/4 in Pitch, 2.33 in Plate Width, 0.34 in Plate Thickness, 1 in Minimum Back-Flex Radius, 225 lb Tensile Strength, 10 ft Overall Length, Acetal, Brown. 0.35 lbs per FT.