Shimano GRX ST-RX820-R Shift/Brake Lever - Right 12-Speed MFPN=HS-4 Bottom Bracket Type Hollowtech II

Bottom Bracket Type Hollowtech II Misc 1/2˝ square drive

Rotor Size (mm) 180 Pad Compatibility All Pad Compounds Rotor Type Two Piece Weight 131 Hub/Disc Compatibility Center-Lock

Freehub Compatibility ZM2 SL Freehub Body Shimano Micro Spline Speed 12

Chain Width 1/8 e-Bike approved No Chain Weight 328g Primary Color Silver Links 100

Length 591

Shimano GRX ST-RX820-R Shift/Brake Lever - Right 12-Speed MFPN=HS-4 Bottom Bracket Type Hollowtech IIShimano GRX ST RX820 R Shift Brake Lever Right 12 Speed. The Shimano GRX ST RX820 right dual control lever delivers light and responsive mechanical 12 speed shifting for mixed terrain riding and racing. The ergonomic shifter design improves comfort by decreasing pressure on your palms while the textured anti slip brake lever surface increases control on bumpy terrain. The SERVO WAVE brake lever action provides greater braking power with improved