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GRX chainline
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12-06-2019, 06:58 PM
PacNW2Ford
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Join Date: Jun 2006
Posts: 1,387
What crankset are you using now? Single or double? I think the GRX has a 46mm chainline (43.5+2.5). Your M785 FD is designed for 50mm MTB double chainline. It may not swing in far enough with the GRX crank.
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