C02046A, SUPPORT RING铸铁支撑环（6件/套）

Six pieces per set, with bosshead, open ring. Made of Cast iron
C02046A-1, dia.60mm
C02046A-2, dia.80mm
C02046A-3, dia.100mm
C02046A-4, dia.120mm
C02046A-5, dia.140mm