Never hesitate to tackle rough surfaces with Shimano's GRX BR-RX400 hydraulic disc brake caliper.
•Shimano's ICE technology provides excellent heat dissipation
•Caliper is designed to shed mud
•An easy hose joint system (J-kit) means convenient tool access
•Simple wheel replacement
•One Way Bleeding technology offers an easy and clean bleeding system
•Includes Shimano L03A resin brake pads
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