Platform
Topstone Alloy
Model Name
Topstone 2
Model Code
C15702U
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
KMC X10, 10-speed
Crank
FSA Omega AGX+ Alloy, 46/30
Rear Cogs
Shimano HG500, 11-34, 10-speed
Bottom Bracket
FSA Cartridge
Brakes
Brakes
Shimano GRX 400 hydraulic disc, 160/160mm RT54 rotors
Brake Levers
Shimano GRX 400 hydraulic disc
Wheels
Rims
WTB ST i23 TCS, 28h, tubeless ready
Spokes
Stainless Steel, 14g
Tire Size
37
Wheel Size
700c
Hubs
(F) Formula cartridge bearing, 12x100mm centerlock / (R) Formula cartridge bearing, 12x142mm centerlock
Tires
WTB Riddler, 700x37c (Europe/UK - Vittoria Terreno Dry, 700x37c)
Front Tire
WTB Riddler, 700x37c (Europe/UK - Vittoria Terreno Dry, 700x37c)
Rear Tire
WTB Riddler, 700x37c (Europe/UK - Vittoria Terreno Dry, 700x37c)
Components
Handlebar
Cannondale 3, butted 6061 Alloy, 16 deg flare drop
Stem
Cannondale 3, 6061 Alloy, 31.8, 7°
Grips
Cannondale Bar Tape, 3.5mm
Saddle
Fizik Aliante Delta, S-alloy rails
Seatpost
Cannondale 3, 6061 Alloy, 27.2x350mm
Extra
Extra 1
Removable fender bridge
Please note that, based on component availability and other factors, specifications are subject to change without notice.