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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
with modern cross-country races becoming rougher and more challenging
from hardpack to loose and soft
Compact design includes an integrated wireless unit
Bead Folding Tire Technology XC PRO TPI 67TPI Tire Type Tubeless Ready Tire Weight 680g Tire Width 2
Quicker engagement & shorter free stroke
GRX ST-RX610 / BL-RX610 / BR-RX400 Freewheels with modern cross-country races becomingThe 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