原因:

避免在林道上時輪胎破掉。準備補胎包應急，比較保險


參考資料:

http://www.mobile01.com/topicdetail.php?f=266&t=505000&last=4809929
http://tw.myblog.yahoo.com/k1200r-PAPAGO/article?mid=1997


理想品:http://tw.f4.page.bid.yahoo.com/tw/auction/d32930149