Whistle Road bikes Kiowa Shimano GRX RD-RX400 10V

Mechanical Specifications

Frame: Fully aluminum, internal cable routing, BB-PressFit 86.5x41, ready for 700x47C
Fork: Fully carbon, thru-axle 12x100 mm, ready for 700x47C
Headset: FSA no. 55R 1.5 in
Crankset: Shimano GRX FC-RX600, 10 speeds, 46/30 for frame 48-52 170 mm, for frame 55-58 172.5 mm
Rear derailleur: Shimano GRX RD-RX400 10 speeds
Front derailleur: Shimano GRX RD-RX400F
Gear levers: Shimano GRX ST-RX400
Brakes: Shimano GRX BR-RX400, 160 mm Rotor
Cassette: Shimano CS-HG500 10v 11/34
Chain: Shimano 10 speeds CN-HG54
Front hub: J100 Radial 12x100, CL, 32h
Rear hub: Radial J142 12x142, 32h, CL, HG freehub body
Rims: Radial G55, eDesign, Asymmetric, Tubeless Ready, 622x24
Seat post: Aluminium, 31.8 mm diameter, +-6°
Handlebar: Aluminium, Gravel design, Drop 125mm
Seat post: Aluminium 27.2 mm
Saddle: Selle Royal SRX // Whistle performance
Tyres: Schwalbe G-One Comp 700x45
Weight: 11.2 kg