剪成大小的合板. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/53\/Make-a-Bicycle-Saddle-Bag-Step-19Bullet1.jpg\/v4-459px-Make-a-Bicycle-Saddle-Bag-Step-19Bullet1.jpg","bigUrl":"\/images\/thumb/5\/53\/Make-a-Bicycle-Saddle-Bag-Step-19Bullet1.jpg\/aid4393664-v428-7px-Make-a-Bicycle-Saddle-Bag-Step-19Bullet1.jpg","small"Width:40,"small"Height:306",big"Width",""28","Height7","85","Faceless":"Faceless"\/wikipedia"\/wikipedia"\n"<<<<<<<<<<<<<<<<<<< 標記您將在袋子上放孔的地方, 在那裡U-螺栓將通過. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/2\/2a\/Make-a-Bicycle-Saddle-Bag-Step-22Bullet1.jpg\/v4-459px-Make-a-Bicycle-Saddle-Bag-Step-22Bullet1.jpg","bigUrl":"\/images/\thumb\/2\/2a\/Make-a-Bicycle-Saddle-Bag-Step-22Bullet1.jpg\/aid43964v4-728px-Make-a-Bicycle-Saddle-Bag-Step-22Bullet1.jpg","smallthumb"",6",6",6",7",28"Height"",7"Height",8",8"Height"<br>"<br>"<br>"<br>"<br>"<br>"<br>"<br>"  摘要:
請前往最近的二手貨商店, 這兩袋的長度和寬度. 這些測量量將轉移到一塊合金. 請將<unk>合板放入袋子裡. 請安裝自行車後方支架 (這是安裝<unk>袋的地方). 開啟你的標誌上的洞. 接下來我們就來看看它們是什麼樣的. 請將U-bolt放在腳踏車後方的支架上. 接著用螺栓和螺母固定他們. 其他袋子也一樣.