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The SHIMANO GRX 12-speed rear derailleur also features an integrated chain stabilizer that delivers quieter shifting and more secure chain management during rough rides
with a slight lift on the edge of the back end to provide optimal support for the cyclist during long rides
precise shifting make for a smooth and quiet ride
Combined with taller teeth the Easton narrow/wide ring can be used without a chain guide or clutch derailleur
Shimano Nexus CN-NX10 Chain 1/2x1/8 114 Links MISC The SHIMANO GRX 12-speed rearShimano Cn Nx10 Chain Nexus 1 2x1 8 114 Links Specifications Nexus Series Chain 1 2 x 1 8 inch size Anti corrosion treatment for longer service life Silver finish 114 links Mfr Claimed Weight TBC
