Sugino mighty seat post NJS approved 27.2mm with Kashimax parts w=30

small stuff of seat post is Kashimax, size:27.2, rail width:30mm
condition:USED
discontinued product 

the list of SAL Economy shipping cost from Japan (no insurance, no tracking number) (There isn't SAL Economy shipping to Taiwan and Vietnam)
for AISA: US$5.8 (to Taiwan, Vietnam: US$8.5)
for US/AUS/CAN/UK/EURO: US$6.8
for SOUTH AMERICA: US$7.8

he list of EMS shipping cost from Japan (include the insurance and tracking number)
for AISA: US$12  
for US/AUS/CAN: US$16
for UK/EURO: US$19  
for SOUTH AMERICA: US$23