Cycling Weekly on MSN25d
Shimano 12-speed GRX Di2 long-term review: 2x shifting for off-road riding isn’t dead after allShimano, however, has taken a different approach: while its 12-speed mechanical GRX groupset offers a 1x option, the ...
In this case, Shimano went off book with their DI2 groupset, leaving [kwakeham] with a reverse engineering job on his hands. [kwakeham] gives us a great example of how to approach reverse engineering.
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