Bike Topstone 1 Shimano GRX 12v

Explore more. Ride more freely.

An incredibly capable and versatile gravel bike. Designed to chase horizons, explore less-travelled roads, or speed up your daily commute.

Features

• Lightweight SmartForm C2 alloy frame with full carbon fork
• Shimano GRX 820/600 12-speed gravel groupset
• Shimano GRX 600/400 hydraulic disc brakes
• WTB ST i23 TCS tubeless-ready rims with Riddler 700x37c tyres

Product Specifications

Frame: Topstone, lightweight SmartForm C2 alloy, 12x142 thru-axle, tapered head tube, BSA threaded bottom bracket, flat mount disc, StraightShot internal cable routing, multiple bottle cage mounts

Fork: Topstone Carbon, 1-1/8" to 1.5" head tube, 55 mm offset at the front, flat mount disc, internal routing, 12x100 thru-axle, fender/gear mounts

Rims: WTB ST i23 TCS, 28 spokes, tubeless-ready

Wheels: (F) Formula cartridge bearing, 12x100 mm lock hub / (R) Formula cartridge bearing, 12x142 mm lock hub

Spokes: Stainless steel, 14g

Tyres: WTB Riddler TCS Light, 700x37c, tubeless-ready

Pedals: Not included

Crankset: Shimano GRX 600, 46/30

Bottom Bracket: Shimano BSA 68

Chain: Shimano HG M7100, 12-speed

Rear Cog(s): Shimano HG R7100, 11-34, 12-speed

Front Derailleur: Shimano GRX 820

Rear Derailleur: Shimano GRX 820, Shadow RD+

Shifters: Shimano GRX 600, 12-speed

Handlebar: Cannondale 3, alloy 6061, 16° flare: 400mm (XS), 420mm (SM-MD), 440mm (LG-XL)

Grips: Cannondale handlebar tape, 3.5mm

Steerer Tube: Cannondale 3, alloy 6061, 31.8, 7°: 80mm (XS), 90mm (SM-MD), 100mm (LG-XL)

Headset: Integrated, 1-1/8" - 1.5"

Brakes: Shimano GRX 400 hydraulic disc, 160/160mm RT64 rotors

Saddle: Fizik Aliante Delta, alloy rails

Seatpost: Cannondale 3, alloy 6061, 27.2x350mm

Sizes: XS, S, M, L, XL

Extras: Tubeless valves