V Belt B61 (5L640)  5/8"x13/32"x64" V Belt B53 (5L560)  5/8"x13/32"x56" V Belt A77 (4L790) 1/2"x5/16"x79"
V Belt AX50 1/2"x5/16"x52" V Belt A98 (4L1000) 1/2"x5/16"x100" V Belt A80 (4L820) 1/2"x5/16"x82"