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Tooth Count 50 Ring Position/Type Outer Drivetrain Speeds 10 Chainring BCD 110 Color Black Defined Color Black Material Aluminum
Electronic switch connects to brake lights and automatically cuts electric drive
barrel material alloy/composite max psi 73psi color black length 179mm weight 90g
Assembly Method: Hand-built
Shimano GRX ST-RX820 Shift/Brake Lever BR-RX820 Hyd Disc Brake Caliper - Right/Rear 12-Speed Flat Mount Caliper For 25mm Mount front/rear-rear (XD) Tooth Count 50 Ring Position/TypeShimano GRX ST RX820 dual control levers delivers light and responsive mechanical shifting for mixed terrain riding and racing (Note: BR1060 and BR1061 are left non shift variations for 1x set ups). The ergonomic shifter design improves comfort by decreasing pressure on your palms while the textured anti slip brake lever surface increases control on bumpy terrain. The SERVO WAVE brake lever action provides greater braking power with improved control.
