No need to change 内胎. Only change 外胎. And there is no 真空胎 in Canada.
-ding_ding(丁_丁);
2002-11-2(#832295@0)
Thanks! 1, one of my 内胎seems leaking air. 2, In wal-mart, I can only see 外胎.
Question: How much If I buy 内胎 together?
-new_immi(煎饼);
2002-11-3(#834232@0)