The Story
An amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.
Where it thrives: Gravel roads, out in the elements
What it's built for: Traction, handling, comfort
FEATURES:
- Wide Ranging Capabilities: Clearance for big 45mm tires lets you push further into the rough stuff, and enjoy more grip and comfort on every ride.
- Easy to Live With. Easy to Love: Everything on the Topstone is designed for simplicity, ease of use and compatibility. Whether you're setting out on a big ride or taking the long way to work - less down time, more ride time.
- Load Up. Roll Out: With plentiful gear and waterbottle mounts on the frame and fork, Topstone is ready to load up and go long.
SPECS:
| Frame | 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 |
| Wheels | WTB ST i23 TCS, 28h |
| Hubs | Front: Formula cartridge bearing, 12x100mm centerlock Rear: Formula cartridge bearing, 12x142mm centerlock |
| Spokes | Stainless Steel, 14g |
| Tires | WTB Riddler TCS Light, 700 x 37c |
| Bottom Bracket | FSA Cartridge |
| Crankset | FSA Omega AGX+ Alloy, 46/30 |
| Shifters | Shimano GRX 400, 10-speed |
| Front Derailleur | Shimano GRX 400, braze-on |
| Rear Derailleur | Shimano GRX 400, Shadow RD+ |
| Cassette/Freewheel | Shimano HG500, 11-34, 10-speed |
| Chain | KMC X10, 10-speed |
| Brakes | Shimano GRX 400 hydraulic disc, 160/160mm RT54 rotors |
| Brake Levers | Shimano GRX 400 hydraulic disc |
| Handlebars | Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
| Tape/Grips | Cannondale Bar Tape, 3.5mm |
| Stem | Cannondale 3, 6061 Alloy, 31.8, 7° |
| Headset | Integrated, 1-1/8" - 1-1/2" |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2 x 350mm |
| Saddle | Fizik Aliante Delta, S-alloy rails |
| Pedals | Sold separately |

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
An amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.
Where it thrives: Gravel roads, out in the elements
What it's built for: Traction, handling, comfort
FEATURES:
- Wide Ranging Capabilities: Clearance for big 45mm tires lets you push further into the rough stuff, and enjoy more grip and comfort on every ride.
- Easy to Live With. Easy to Love: Everything on the Topstone is designed for simplicity, ease of use and compatibility. Whether you're setting out on a big ride or taking the long way to work - less down time, more ride time.
- Load Up. Roll Out: With plentiful gear and waterbottle mounts on the frame and fork, Topstone is ready to load up and go long.
SPECS:
| Frame | 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 |
| Wheels | WTB ST i23 TCS, 28h |
| Hubs | Front: Formula cartridge bearing, 12x100mm centerlock Rear: Formula cartridge bearing, 12x142mm centerlock |
| Spokes | Stainless Steel, 14g |
| Tires | WTB Riddler TCS Light, 700 x 37c |
| Bottom Bracket | FSA Cartridge |
| Crankset | FSA Omega AGX+ Alloy, 46/30 |
| Shifters | Shimano GRX 400, 10-speed |
| Front Derailleur | Shimano GRX 400, braze-on |
| Rear Derailleur | Shimano GRX 400, Shadow RD+ |
| Cassette/Freewheel | Shimano HG500, 11-34, 10-speed |
| Chain | KMC X10, 10-speed |
| Brakes | Shimano GRX 400 hydraulic disc, 160/160mm RT54 rotors |
| Brake Levers | Shimano GRX 400 hydraulic disc |
| Handlebars | Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
| Tape/Grips | Cannondale Bar Tape, 3.5mm |
| Stem | Cannondale 3, 6061 Alloy, 31.8, 7° |
| Headset | Integrated, 1-1/8" - 1-1/2" |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2 x 350mm |
| Saddle | Fizik Aliante Delta, S-alloy rails |
| Pedals | Sold separately |






















