Description

Explore further. Ride freer. An amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute. Model Description Two rings, endless possibilities. This Topstone is built to tackle the toughest gravel rides with Shimano GRX 400 2x10-speed shifting and a SmartForm C2 Alloy frame. With ample tire clearance and mounts for racks and gear, it’s engineered to meet the demands of adventurous riders and unpredictable routes. What it's for Gravel-riding, exploring, bikepacking, performance commuting Highlights Lightweight SmartForm C2 Alloy frame w/ full carbon fork Reliably precise shifting from the Shimano GRX 400, wide-range, 2x10-speed gravel drivetrain Powerful, controllable braking from Shimano’s GRX400 hydraulic disc brakes Selle Royal SRX Open saddle balances supportive padding and a pressure-relieving central channel for performance comfort Frameset: Frame Topstone, lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, BSA threaded BBm flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts Fork Topstone Carbon, 1-1/8“ to 1.5” steerer, 55mm OutFront offset, flat mount disc, internal routing, 12x100 thru-axle, fender/gear mounts Headset Integrated, 1-1/8“ - 1.5” Drivetrain Rear Derailleur Shimano GRX 400, Shadow RD+ Front Derailleur Shimano GRX 400 Shifters Shimano GRX 400, 10-speed Chain Shimano HG54, 10-speed Crank Shimano GRX 400 46/30 Rear Cogs Shimano HG500, 11-32, 10-speed Bottom Bracket Shimano BSA 68 Brakes Brakes Shimano GRX 400 hydraulic disc, 160/160mm RT30 centerlock rotors Brake Levers Shimano GRX 400 hydraulic disc Wheels Front Hub Shimano TC500, 12x100mm centerlock Rear Hub Shimano TC500, 12x142mm centerlock Rims GXD 1.0, 28h, 23mm internal width, tubeless ready Spokes Stainless Steel, 14g Tire Size 37 Wheel Size 700c Tires WTB Riddler TCS Light, 700x37c, tubeless ready Front Tire WTB Riddler TCS Light, 700x37c, tubeless ready Rear Tire WTB Riddler TCS Light, 700x37c, tubeless ready Components Handlebar Cannondale 3, butted 6061 Alloy, 16 deg flare drop: 400mm (XS), 420mm (SM-MD), 440mm (LG-XL) Stem Cannondale 3, 6061 Alloy, 31.8, 7°: 80mm (XS), 90mm (SM-MD), 100mm (LG-XL) Grips Cannondale Knurl Cork, 2.7mm Saddle Selle Royal SRX Open Seatpost Cannondale 3, 6061 Alloy, 27.2x350mm Extra Extra 1 Tubeless valves Please note that, based on component availability and other factors, specifications are subject to change without notice.