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Reflex TPI 22TPI Tire Type Clincher Tire Diameter/ISO 700C/622 e-Bike approved Yes
1x specific for use with 10-44T XPLR and 10-36T cassettes
from hardpack to loose and soft
Excellent complement to the Racing Ralph (rear)
Quicker engagement & shorter free stroke
GRX ST-RX610 / BL-RX610 / BR-RX400 Freewheels Reflex TPI 22TPI Tire TypeThe GRX 610 Dual Control Lever and GRX BR RX400 hydraulic brakes. The GRX 610 delivers light and responsive shifting. The ergonomic shifter design improves comfort and the textured, anti slip brake lever increases control. With a low profile flat mount design, the GRX BR RX400 hydraulic disc brakes provide greater control. All in the total package gives confidence and performance for mixed terrain riding. GRX ST RX610, 12 speed shifters and flat mount