Leybold S30A 1st stage Vane, D30A/AC 1st and 2nd stage Vanes, D60/90A/AC 2nd Stage Vanes.
Leybold S30A 1st stage Vanes (sold as each, 3 required), D30A/AC 1st and 2nd stage Vanes (sold as 1 each, 6 required) D60/90A/AC 2nd Stage Vanes (sold as 1 each, 3 required).