Bianchi Impulso Pro 700c - GRX 820 - Graphite Stone-Dark Graphite For demanding athletes who throw everything into their competitive pursuits, who race to win in every gravel fondo they enter. Riding on paved and unpaved roads with drops of less than 15 cm Frameset Frame: Disc Brake Specification: Flat Mount 140/160 Bottom Braket Standard: PressFit 86.5 X diam.41 Rear Axle: thru12 OLD (Over-Locknut-Dimension): 142 mm Front Derailleur: Brazed-on Type Rear Derailleur: SRAM UDH Hanger type Max Chainring Compatibility: 46T-52T Fork: Bianchi Impulso Integrated Fork Disc Brake Specification: Flat Mount 140/160 Front Axle: thru12 OLD (Over-Locknut-Dimension): 100 mm Tire Clearance: ETRTO 622-42mm Steer tube Diameter: 1 1/8"" Material: Carbon Fiber Composite Headset: Bianchi Custom Acros ICR (Internal Cable Rounting) Drivetrain Shifters: Shimano GRX 820 ST-RX820 Rear Derailleur: Shimano GRX 820 RD-RX820 Maximum Cassette Sprocket 36T Front Derailleur: Shimano GRX 820 FD-RX820 Crankset: Shimano GRX 820 FC-RX820 48-31T Crank Length: 170mm-XS(47)- SM(51), 172.5mm-MD(55)-LG(58), 175mm-XL(61) Bottom Bracket: Shimano SM-BB72-41B, press fit Chain: Shimano CN-M7100 Cassette: Shimano CS-HG710-12 speed, 11-36T Driver body Interface: HG11 Brakes Brakes: Shimano Hydraulic Brake, BR-RX820 Rotor: Shimano SM-RT70 IceTech Hub Interface: Centerlock Rotor Diameter: 160 mm (front&Rear) Wheels Wheels: Velomann Terbium clincher and tubeless ready Rim Diameter: 700C Material: Carbon Rim Height: 30 mm Inner Width Channel: 25 mm Tire: Pirelli Cinturato GRAVEL H Classic, 40-622 tan sidewall Cockpit Stem: Velomann AICR Alloy Rise: -2 Steerer Diameter: 1-1/8"" (28.6mm) HB interface Diameter: 1-1/4"" (31.8mm) Stem Lengths: 80mm - XS(47), 90mm - SM(51), 100mm-MD(55), 110mm-LG(58),120m -XL(61) Handlebar: Velomann Gravel ICR Alloy Flare: 16 Drop: 130mm Reach 70mm Interface Diameter: 1 1/4"" (31.8mm) HandleBar Widths: 400 - SX(47) SM(51), 420 - MD(55) LG(58), 440 -XL(61) Grips: La Spirale Ribbon cork Saddle Seatpost: Bianchi Custom D-Shape Offset: 20mm Back Seatpost lengths: 300mm-SX(47), 350mm- SM(51) MD(55), 380mm-LG(58) XL(61) Material: Epoxy - HM-HS Carbon Fiber Composite Saddle: Velomann MITORA 149 Hyper, cover: hexagon, padding: foam, shell: nylon carbon, open shell, carbon rails, lenght: 250mm, width: 149mm, weight: 190g 2 Based on component availability, Bianchi reserves the right to make changes on specifications without notice.