Dodge HTD Belt Sprocket, Type E1F, QD Bore Type, 1/2 to 2-5/8 in Bore Dia, 4.983 in Outside Dia, 5.088 in, 29 Grooves, 14 mm Pitch, 2.13 in Face Width, 5.562 in Flange Dia, SK Bushing Positive and non-slip driveNo lubrication requiredNon-stretchCorrosion resistantAbrasion resistantVirtually no backlashLong lifeLow maintenance