HI QUESTION FOR ANYONE FROM CANADA

HI I LISTED A FEW OPTICS ON EBAY A MAN FROM CANADY WANTED TO BUY OEN WHEN HE WENT TO BUY IT , HE COULD NOT THEIR WAS A POPUP SAYING SOMETHING LIKE ITRA LAW PROHIBITS SALE , IS THIS A EBAY THING OR IS THEIR LAWS PREVENTING A SCOPE CALE FROM USA TO CANADA LIKE WITH CUSTOMS???? I HAVE BOUGHT A TANGENT THETA SCOPE FROM CANADA LIKE 10 YRS AGO NO PROBLEM . PLEASE IF ANYONE KNOW PLEASE LET ME KNOW LOU
 
AI’s answer. Utterly ridiculous
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