[N.O.S] SUNTOUR superbe pro track chainring 52T NJS approved

primary grop: superbe pro, model: CW-6000, years: 1980's, bcd: 144condition: N.O.S It's super rare.  the list of SAL Economy shipping cost from Japan (no insurance, no tracking number, it means we can't do anything, if a forward company lost the baggage) (There isn't SAL Economy shipping to Taiwan and Vietnam)for AISA: US$4.2 (to Taiwan, Vietnam: US$5.7)for US/AUS/CAN/UK/EURO: US$4.8for SOUTH AMERICA: US$5.4 the list of EMS shipping cost from Japan (include the insurance and tracking number)for AISA: US$15.5for US/AUS/CAN: US$21.5for UK/EURO: US$23.5for SOUTH AMERICA: US$32.5