Shimano GRX 10-Speed

Part Number	RD-RX400
Pull Ratio	1.45
Curve Coefficients	10.61, 1.118, 0.02307, -0.000461
Physical Low Limit	10.61
Physical High Limit	56.62
Pull Ratio Averaged Across Pulling Runs	1.431 +/- 0.030
Pull Ratio Averaged Across Relaxing Runs	1.460 +/- 0.008
Pull Ratio Averaged Across All Runs	1.445 +/- 0.036
Pull Ratio 95% Confidence Interval	1.409 to 1.481
Data Video	https://youtu.be/DmpSMv3bTr8
Analysis Video	https://youtu.be/4Bh7QUWcSew