Shimano GRX BL-RX610 Brake Lever with BR-RX400 Hydraulic Disc Brake Caliper - Left/Front, Flat Mount Caliper, Black Headset Service Parts By pairing a customized linear

By pairing a customized linear rate high tension spring and a dual stage activation mechanism

Manufacturer Part Number: SCOS20266S0020

3 rotor is required (2

- Features a unique triple wide floating shelf ensures that every chain is securely fixed and centered during use

UPC: 811079026477

Shimano GRX BL-RX610 Brake Lever with BR-RX400 Hydraulic Disc Brake Caliper - Left/Front, Flat Mount Caliper, Black Headset Service Parts By pairing a customized linearThe Shimano GRX ST RX610 dual control lever delivers light and responsive shifting for mixed terrain riding (Note: BR1057 is a left non shift variation for 1x set ups) . The textured hood and anti slip brake lever surface increase control on bumpy terrain. The GRX BR RX400 2 piston flat mount hydraulic disc brake caliper features a low profile design with ICE technologies to provide greater control and excellent heat dissapation for mixed terrain