SHIMANO REAR Disc Brake/Lever GRX Di2 ST-RX815 / BR-RX810 160mm (L.1700mm) w/o disc (KRX815DRRCSX170 )

SHIMANO REAR Disc Brake/Lever GRX Di2 ST-RX815 / BR-RX810 160mm (L.1700mm)  w/o disc (KRX815DRRCSX170 )

J-Kit

Come without disc 

Hose lenght: 1700mm 

DB REAR KRX815DRRCSX170 DI2, J-kit DIRECT, GRX, ST-RX815(R) BR-RX810(R) W/O ADAPTER, FOR 20MM MNT, R