Shimano GRX ST-RX600 Shift/Brake Lever BR-RX400 Hydraulic Disc Brake Caliper - Right/Rear 11-Speed Flat Mount Caliper BLK MFPN=820-02-545-KIT 4 Color Midsummer Blue Flange

4 Color Midsummer Blue Flange No Lock On Yes Weight 115 Grip Shift Specific No Defined Color Blue Shape Ergo

Wide 11-50t gear range cassette is compatible with a splined driver body

They are available for with the plug positioned for vertical or horizontal installation within the downtube which allows for a narrower or wider cross section when viewed from above

Improved cornering clearance and setup on narrow track-style pedals

Designed and tested by multiple time world cup DH Champion Aaron Gwin to meet the rigorous demands of world class downhill racing while also improving aero performance and the overall appearance of the bike

Shimano GRX ST-RX600 Shift/Brake Lever BR-RX400 Hydraulic Disc Brake Caliper - Right/Rear 11-Speed Flat Mount Caliper BLK MFPN=820-02-545-KIT 4 Color Midsummer Blue FlangeShimano GRX ST RX600 Shift Brake Lever with BR RX400 Hydraulic Disc Brake Caliper Right Rear 11 Speed Flat Mount Caliper Black. GRX ST RX600 Shifter Hydraulic Brake LeverST RX600 Dual Control shift brake levers provide the same light shifting operation as top tier systems Anti slip lever design Reach adjust mechanism allows lever to be adjusted to suit any hand size type of riding and individual rider preferences TECH SPECS Brake Lever Actuation