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Explore further. Ride freer. An amazingly capable, versatile gravel road bike. Built for chasing horizons, exploring routes less travelled or accelerating your commute.
Simplicity meets boundless possibility. This Topstone is a versatile gravel grinder with new Shimano CUES U600 1x11-speed shifting and a durable SmartForm C2 Alloy frame. With multiple gear mounts and room for big tires, it’s ready for gravel-riding, bikepacking or backroad exploring. Confidence, capability, and a whole lot of fun.
Gravel-riding, exploring, bikepacking, performance commuting
Details |
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| Platform | Topstone Alloy |
| Model Name | Topstone 2 CUES - 1x |
| Model Code |
C15205U
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Frameset |
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| 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, triple bottle/gear mounts, fender mounts |
| Headset |
Integrated, 1-1/8" - 1.5"
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Drivetrain |
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| Rear Derailleur | Shimano CUES U6000 GS |
| Shifters | Shimano CUES U6030, 11-speed |
| Chain | Shimano LG500 Linkglide, 11-speed |
| Crank | Shimano CUES, 40T |
| Rear Cogs | Shimano CUES LG400, 11-50, 11-speed |
| Bottom Bracket | Shimano BSA 68 |
Brakes |
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| Brakes | Shimano CUES 6030 hydraulic disc, 180/160mm RT30 rotors |
| Brake Levers | Shimano CUES U6030 hydraulic disc |
Wheels |
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| Rims | GXD 1.0, 28h, 23mm internal width, tubeless ready |
| Spokes | Stainless Steel, 14g |
| Tires | WTB Riddler TCS Light, 700x37c, tubeless ready |
| Tire Size | 37 |
| Wheel Size | 700c |
| Hubs | (F) Shimano TC500, 12x100mm centerlock / (R) Shimano TC500, 12x142mm centerlock |
Components |
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| Handlebar | Cannondale 3, butted 6061 Alloy, 16 deg flare drop |
| Stem | Cannondale 3, 6061 Alloy, 31.8, 7° |
| Grips | Cannondale KnurlCork, 2.7mm |
| Saddle | Selle Royal SRX Open |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2 x 350mm |
Extra |
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| Extra 1 | Tubeless valves |
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