Always Ready for More
A gravel bike built to deliver more adventure, more speed and more freedom. This Topstone Carbon combines efficiency, comfort and modern gravel performance in a highly versatile package.
Model Description
The Topstone carbon frame with Kingpin rear suspension delivers noticeable compliance and improved control on long, rough gravel routes without compromising responsiveness. Combined with Shimano’s brand-new GRX 2x12 drivetrain, durable WTB wheels and high-volume 42c tires, it excels both in daily training and on multi-day bikepacking trips. With StashPort storage, multiple mounting points and a modern geometry, it’s ready for everything from weekend getaways to full adventure missions.
What it's built for
Gravel riding, bikepacking, fast training sessions and long rides across mixed terrain.
Highlights
- Topstone carbon frame with Kingpin suspension and downtube StashPort
- Shimano GRX 2x12 drivetrain with wide range for both steep climbs and fast descents
- WTB ST i25 TCS wheels with WTB Resolute 42c tubeless-ready tires
- Cannondale C1 Conceal stem and flared handlebar for improved control
Product Specifications
Chassis
| Frame: |
Topstone carbon frame, Kingpin suspension system, downtube Stashport, internal cable routing, BSA threaded housing, 142x12 Speed Release thru axle, flat mount rear brake, detachable fender mounts, bottle cage mounts, compatible with height adjustable seat posts, UDH derailleur hanger |
| Fork: |
Topstone carbon, 12x100mm Speed Release thru axle, internal cable routing, 1-1/8" – 1.5" tapered steerer, gear/rack/fender mounts |
| Shock: |
- |
Drivetrain & Brakes
| Shifters: |
Shimano GRX (ST-RX610), 2 x 12-speed |
| Rear Derailleur: |
Shimano GRX (RD-RX820), Shadow RD+ |
| Front Derailleur: |
Shimano GRX (FD-RX820), Braze-on mount |
| Crankset: |
Shimano GRX (FC-RX610), 46/30 teeth chain rings |
| Bottom Bracket: |
Shimano BSA 68 |
| Pedals: |
Not included (order here separately) |
| Chain: |
Shimano CN-HG M7100, 12-speed |
| Cogs: |
Shimano 105 (HG710), 12-speed, 11–36 teeth |
| Brakes: |
Shimano GRX (BR-GRX610), hydraulic disc brakes, 160mm discs (front/rear) |
| Brake Levers: |
Shimano GRX (ST-RX610) |
Wheels
| Front Hub: |
Formula, sealed bearings, 28 hole, 12 x 100mm thru axle |
| Rear Hub: |
Formula, sealed bearings, 28 hole, 12 x 142mm thru axle |
| Rims: |
WTB ST i25 TCS, 28 hole, tubeless ready |
| Tires: |
WTB Resolute TCS Light, 700 x 42c, tubeless ready |
Components
| Stem: |
Cannondale C1 Conceal, aluminum |
| Handlebar: |
Cannondale 3, butted 6061 aluminum, 16° Flare Drop |
| Headset: |
Acros IS52/40 ICR |
| Saddle: |
Selle Royal SRX Open |
| Seatpost: |
Cannondale 3, 6061 aluminum, 27.2 x 350mm |
| Others: |
- |
Availability & Size Recommendation
Note: size ranges can overlap — in this case, personal preference applies. We are happy to advise you.
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