2023 Topstone 2

Explore further. Ride freer.

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

Highlights

• Lightweight SmartForm C2 Alloy frame w/ full carbon fork
• Shimano GRX 400 10-speed gravel group
• WTB ST i23 TCS rims

Details

• PlatformTopstone Alloy
• Model NameTopstone 2
• Model CodeC15702U

Frameset

• FrameLightweight SmartForm C2 Alloy, 12×142 thru-axle, tapered headtube, BSA threaded BBm flat mount disc, StraightShot internal cable routing, multiple gear/bottle mounts
• ForkTopstone Carbon, 1-1/8″ to 1.5″ steerer, 55mm OutFront offset, flat mount disc, internal routing, 12×100 thru-axle, fender/gear mounts
• HeadsetIntegrated, 1-1/8″ – 1-1/2″

Drivetrain

• Rear DerailleurShimano GRX 400, Shadow RD+
• Front DerailleurShimano GRX 400, braze-on
• ShiftersShimano GRX 400, 10-speed
• ChainKMC X10, 10-speed
• CrankFSA Omega AGX+ Alloy, 46/30
• Rear CogsShimano HG500, 11-34, 10-speed
• Bottom BracketFSA Cartridge

Brakes

• BrakesShimano GRX 400 hydraulic disc, 160/160mm RT54 rotors
• Brake LeversShimano GRX 400 hydraulic disc

Wheels

• RimsWTB ST i23 TCS, 28h, tubeless ready
• SpokesStainless Steel, 14g
• TiresWTB Riddler TCS Light, 700 x 37c, tubeless ready (Europe/UK – Vittoria Terreno Dry, 700 x 37c)
• Tire Size37
• Wheel Size700c
• Hubs(F) Formula cartridge bearing, 12x100mm centerlock / (R) Formula cartridge bearing, 12x142mm centerlock
• Front TireWTB Riddler TCS Light, 700 x 37c, tubeless ready (Europe/UK – Vittoria Terreno Dry, 700 x 37c)
• Rear TireWTB Riddler TCS Light, 700 x 37c, tubeless ready (Europe/UK – Vittoria Terreno Dry, 700 x 37c)

Components

• HandlebarCannondale 3, butted 6061 Alloy, 16 deg flare drop
• StemCannondale 3, 6061 Alloy, 31.8, 7°
• GripsCannondale Bar Tape, 3.5mm
• SaddleFizik Aliante Delta, S-alloy rails
• SeatpostCannondale 3, 6061 Alloy, 27.2 x 350mm

Extra

• Extra 1Removable fender bridge