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老K 張貼於 2010/05/05
剛剛做出來還熱熱低...雷雕技術真是精益求精;據說能夠細到刻一幅山水畫,珍架係一流台灣技術!!
主要跟碟盤的外緣形狀比較有差

我用過一片76g的碟盤

那片智偉也有用過

...  (看全文)
個人覺得越輕量的碟盤,洞就必須開得越多,相對的摩擦的面積也跟著減少
因此煞車力通常都會減弱

還有鋼性也會減弱,會有輪子軟軟的錯覺

假使不在意重量的話,很oldschool的那種最好用...  (看全文)
just finished this today. its a lot fun
這是2010版的ECHO TR煞車

煞車手把加長了一點。
yep! they have been updated. Other than the longer lever though, i can't really spot any difference
Geo (with 400x35mm forks) :
wheelbase : 1085
bb rise : +55
Chainstay : 380mm (with 18-15)...  (看全文)
at least these are tested by high end level riders
trevor has been on his prototype frame for more than a year and a half. he has ridden more demo's in the last year than i have in my entire trials career. the production frame has thicker tubing as well, so it should last a...  (看全文)
橘祖 張貼於 2010/05/06
這是一篇介紹V夾安裝時可能會遇到的問題及粗略的解法連結 當然有經驗的也可分享一下~~~~~

V夾的好處有:
1. 重量輕
2...  [看更多]
actually that is not true about vbrakes not needing a booster. because of the mechanical advantage created by the brake arms, the frames tend to flex more. i ran v-brakes for a long time, and they worked great. i would say the brake...  [看更多]
oh, and the v-brake setup was much more quiet with the avid ultimate brake arms. the sealed bearing setup means the lever arms have no plan, and do not vibrate. i really miss having a silent brake.