Usefully it also incorporates a braze - on type front derailleur mount , so extending the gear range shouldn ' t be a problem 同时上面也贴心的预留前变速器组装位置，在未来升级时不会有任何问题。
3.
Using a 9 - speed chain with 8 - speed front derailleur and crankset will result in sluggish shifting and the adjustment is more critical 使用9速链条搭配8速前拨及牙盘会导致迟缓的变速并使调整过程更加困难。
4.
The 8 - speed chain is too wide for 9 speed front derailleur ; the chain will rub during cross shifting ( large / mid ring / large cog ) 8速链条对于9速前拨来说太宽了；在进行“交叉变速”时链条会产生摩擦（大/中齿盘对大飞轮） 。
5.
Ruian jinxing automobile unit co . , ltd . is share responsibility limited company which specializes in the special - purpose spare part of production domesticization of the car , motorcycle engine and derailleur , there are more than 100 staff now , among them more than 20 of the engineer , technological administrative staff of the above title 瑞安市金星汽车零部件有限公司是专业生产轿车摩托车发动机和变速器国产化专用零部件的股份责任有限公司,现有员工100余人,其中工程师以上职称的技术管理人员二十余名。
6.
The new chainset is a certain hit among gram watchers and details like the retaining circlips on the rear derailleur pulley wheel bolts are definitely positive , though they ' ll be even more so when they trickle down to more affordable rear derailleurs , a component many of us feel has to be treated as expendable 新的大飞组件对于那些对重量吹毛求疵的人来说是个打击，一些细节，比如后拨链器摆臂滑轮轴的卡环，是十分有效的改进，尽管这样的特性将在将来的低端产品中体现，但对大多数人来说，这些零件仍是昂贵的消耗品。
