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The Topstone 3 CUES 2x is a versatile gravel grinder built for adventure and exploration. It's perfect for gravel-riding, bikepacking, or performance commuting.
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The Topstone 3 CUES 2x is a versatile gravel grinder built for adventure and exploration. It features a SmartForm C2 Alloy frame with a full carbon fork, Shimano CUES 2x10-speed shifting, and clearance for big 45mm tires. With multiple gear and bottle mounts throughout, it's perfect for gravel-riding, bikepacking, or performance commuting — capable, confidence-inspiring, and a whole lot of fun.
SmartForm C2 Alloy frame with a full carbon fork ensures a smooth and light ride.
Durable, reliable Shimano CUES 2x10-speed group with a 46/32 crankset and 11-39 cassette delivers wide-ranging performance.
Equipped with Shimano CUES RS305 mechanical disc brakes for consistent, all-weather stopping power.
Comes with WTB Riddler Comp, 700x37c, tubeless ready tires — with clearance for tires up to 45mm.
The Selle Royal SRX Open saddle combines supportive padding with a pressure-relieving channel.
| Frame | Topstone, lightweight SmartForm C2 Alloy, 12x142 thru-axle, tapered headtube, BSA threaded BB, 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 | Acros IS52/40 ICR, 1-1/8" - 1.5" |
| Front Derailleur | Shimano CUES U6000 |
| Rear Derailleur | Shimano CUES U6000 |
| Shifters | Shimano CUES U3030, 10-speed |
| Chain | Shimano LG500 Linkglide, 10-speed |
| Crank | Shimano CUES U6040, 46/32T |
| Rear Cogs | Shimano CUES LG300, 11-39, 10-speed |
| Bottom Bracket | Shimano BSA 68 |
| Brakes | Shimano CUES RS305 mechanical disc, 160/160mm rotors |
| Front Hub | Shimano TC500, 12x100mm centerlock |
| Rear Hub | Shimano TC500, 12x142mm centerlock |
| Rims | GXD 1.0, 28h, 23mm internal width, tubeless ready |
| Spokes | Stainless Steel, 14g |
| Wheel Size | 700c |
| Tires | WTB Riddler Comp, 700x37c, tubeless ready |
| 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, 148mm |
| Seatpost | Cannondale 3, 6061 Alloy, 27.2x350mm |
*Specs are subject to change without notice.
*These size ranges are only a starting point. The best way to determine the correct size is by test riding the bike!
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