V-Belt, V-Belt Section 3V, Industry Number 3V450, Number of Ribs 1, Outside Length 45 In., Top Width 3/8 In., Thickness 5/16 In., Material Fabric Cover, Rubber Body, Polyester Cords, Construction Wrapped, Temp. Range -22 Degrees to 194 Degrees F, Resists Oil, Heat, For Use With Single Or Multiple V-Belt Drives