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56Shimano GRX RX810
It installs in seconds
Quickly patch up any Giant tubeless road tyre with this handy kit
it's decked out with front and rear lights
Adjustable angle
Shimano Cassette Sprocket 12Speed 11-34T Bars 56Shimano GRX RX810Description High performance Hyperglide+ 12 speed 105 Road cassette Hyperglide+ sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load Close ratio gearing allows a more efficient use of energy through finer cadence control Largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity Sprockets are cut away and drilled to further reduce
