| ▲ | kaladin-jasnah 5 hours ago | |||||||
> Almost everything was invented in the 1890s, and every couple of decades someone tries another old idea. What about wireless shifting systems like Di2? | ||||||||
| ▲ | lostlogin 5 hours ago | parent [-] | |||||||
> wireless shifting systems like Di2 Is it really wireless? The SRAM one is. | ||||||||
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