Shimano EF51-7/51-8 Siamese fingering Mountain 7 speed 8 speed 21 speed 24 speed Siamese dial
<div style="text-align: center;"><p align="left"><span style="font-family: 微软雅黑; font-size: x-large;"><img align="absMiddle" src="https://img.alicdn.com/imgextra/i4/1824526860/T2rpWUXtRaXXXXXXXX_!!1824526860.jpg"><img src="https://img.alicdn.com/imgextra/i2/1824526860/TB25o49g8smBKNjSZFFXXcT9VXa_!!1824526860.jpg" align="absmiddle"><img src="https://img.alicdn.com/imgextra/i1/1824526860/TB2H67Ct1OSBuNjy0FdXXbDnVXa_!!1824526860.jpg" align="absmiddle"><img src="https://img.alicdn.com/imgextra/i1/1824526860/TB2FpEJgSMmBKNjSZTEXXasKpXa_!!1824526860.jpg" align="absmiddle"><img src="https://img.alicdn.com/imgextra/i2/1824526860/TB2pWIttYuWBuNjSszgXXb8jVXa_!!1824526860.jpg" class="" align="absmiddle" width="800" height="800"><img src="https://img.alicdn.com/imgextra/i2/1824526860/TB2F.2tlMKTBuNkSne1XXaJoXXa_!!1824526860.jpg" class="" align="absmiddle" width="800" height="800"></span></p><p align="left"><span style="font-family: 微软雅黑; font-size: x-large;"><strong>下图为EF500-7：</strong><img src="https://img.alicdn.com/imgextra/i1/1824526860/TB2uT1Hp3FkpuFjSspnXXb4qFXa_!!1824526860.jpg" class="" align="absmiddle" width="750" height="500"><img src="https://img.alicdn.com/imgextra/i1/1824526860/TB26nWHp3FkpuFjSspnXXb4qFXa_!!1824526860.jpg" class="" align="absmiddle" width="750" height="500"><img src="https://img.alicdn.com/imgextra/i3/1824526860/TB2MvPVib_0UKFjy1XaXXbKfXXa_!!1824526860.jpg" class="" align="absmiddle" width="750" height="500"><img align="absMiddle" src="https://img.alicdn.com/imgextra/i2/1824526860/T2o0.MXnBaXXXXXXXX_!!1824526860.jpg" class="" width="722" height="963"></span></p></div>