早前装好了四不象, 终于都骑了几遍.. 决定好更换齿比, 顺道来减重!
![](images/post/smile/qq/13.gif)
![](http://bbs.77bike.com/attachment/photo/Mon_2008/11136_baa4159707845228df67439008262.jpg)
因为有一次骑车时后轮破了胎, 所以只好先用GP4000S2和普通内胎来代替, 这时候车重达到7.355KG
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_60191600361266b0715182117425f.jpg)
之前计算了齿比, 最后决定用44T和11-36T飞轮
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_303216003613623e0159ca8815484.jpg)
选择了这片44T椭圆片
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_f6a4160036088319190142843d109.jpg)
还有便宜又轻的11-36T飞轮
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_a99716003609772cacb330d9d4792.jpg)
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_a0a9160036113641bda7bf9b7b54e.jpg)
装好后的效果, 然后发现链条太倾斜导致声音很大, 效率不够好... 后来把齿片装在里面就解决了
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_340b1600361290131bd6032e659e3.jpg)
换好后重量降到7.15KG
![](images/post/smile/qq/13.gif)
当然, 这还不够的!
所以来试试一组轻的外胎, Maxxis的High Road SL 25c
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_1a631600361317cc7ef26fe18eec3.jpg)
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_8ad316003610989496e5e5ad1496c.jpg)
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_d169160036120208b43bcae68509b.jpg)
接下来换好后再加上小铃铃跟闪电的增重前叉菊花的重量终于来到了7.07KG
不过有轻微强迫症的我... 看到这0.07KG真的很不快
![](images/post/smile/qq/19.gif)
于是乎我又把心一横, 入手了这内胎了
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_f6f71600361167324eb61f061e234.jpg)
号称是最轻组别之一的公路内胎
![](http://bbs.77bike.com/attachment/photo/Mon_2009/11255_ddbd1600361056d3eaed0d384de09.jpg)
最后, 登登! 进6了! 6.955KG
![](images/post/smile/qq/83.gif)
目前用铝轮、fsa gossamer大盘、铝弯把已经可以低于7KG了
先骑单盘一段时间吧! 看看表现~
![](images/post/smile/qq/85.gif)
如果单盘不够用的话, 已经准备好换上想用很久的品牌
![](images/post/smile/qq/81.gif)