Why buy your bike from Sigma Sports?
Don't hesitate to reach out to us. It's our goal to answer all of your questions and offer the best advice from our experts. We’ll be happy to answer any questions you may have. Contact us now or visit us in-store.
Save up to 47% with any one of our 11 Cycle to Work partners, and get the health benefits of a new bike in exchange for tax free salary sacrifice. To find out more about our various partners and how to apply click here.
Choose between Free Bike Delivery - to your home or place of work - or our new Premier Bike Delivery Service £99.99 and have your bike delivered "ready to ride" and set up to your measurements with seatpost and pedals adjusted on arrival by a qualified bike mechanic. Either way, our Customer Care team will be in touch to arrange a delivery date to suit you.
We've partnered with Laka to offer you 30 days free bike Insurance on your new bike purchase over £400. Click here for more info and find out how to claim.
Cannondale Topstone Carbon Apex AXS Gravel Bike
Gear up for the ultimate gravel adventure with Topstone Carbon - the epitome of versatility and endurance. Loaded with convenient gear and water bottle mounts on both the frame and fork, this bike is primed for long journeys. Embrace the freedom to explore everything from dirt roads to challenging singletrack trails. Thanks to the Kingpin suspension, enjoy unparalleled grip and comfort, making no terrain off-limits. The Topstone Carbon is not just a bike; it's a companion ready to charge and ride for an extended period. Navigate the trickiest corners with confidence, courtesy of the OutFront geometry, ensuring stability on rough terrain and maintaining agility in various riding scenarios.
Unlock a new level of gravel biking with the Kingpin suspension, offering increased comfort without the added weight or complexity of traditional joints and shock absorbers. Embrace engineered simplicity, with low-friction bushings ensuring smooth operation, maintenance-free reliability, and a weight-saving advantage over traditional bearings. The new low-profile design allows compatibility with tires up to 700x45mm or 27.5x2.1", providing ample wheel clearance for easy changes. Experience personalized performance with size-specific Proportional Response construction, offering optimal stiffness for each frame size. The OutFront Geometry guarantees secure stability and agile handling, making steering lively and easy while ensuring high safety at high speeds and in rough terrain. The Topstone Carbon is also prepared for a telescopic seatpost, compatible with a 27.2 mm size, featuring internal cable routing - a necessity for off-road enthusiasts seeking the best in two-wheeled adventures.
|Topstone Carbon, Kingpin suspension system, SmartSense compatible, Proportional Response construction, 12x142mm thru-axle, 27.2 dropper post compatible, BSA 68mm threaded BB, DirectLine internal cable routing, removable fender bridge, multiple gear/bottle mounts
|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
|Integrated, 1-1/8" - 1.5"
|SRAM Apex AXS XPLR wireless
|SRAM Apex AXS wireless, hydraulic disc, 12-speed
|SRAM Apex, 12-speed
|SRAM Apex 1 Wide, 40T
|SRAM PG-1231 XPLR, 11-44, 12-speed
|SRAM DUB BSA
|SRAM Apex hydraulic disc, 160/160mm Centerline rotors
|SRAM Apex AXS hydraulic disc
|DT Swiss G540, 28h, 24mm inner width
|Stainless Steel, 14g
|(F) Formula cartridge bearing, 12x100mm centerlock / (R) Formula cartridge bearing, 12x142mm centerlock
|WTB Riddler TCS Light, 700x45c, tubeless ready
|Cannondale 3, butted 6061 Alloy, 16 deg flare drop
|Cannondale 3, 6061 Alloy, 31.8, 7°
|Fizik Solocush Soft, 3mm
|Fizik New Aliante R5, S-alloy rails
|Cannondale 3, 6061 Alloy, 27.2x350mm
|Cannondale Wheel Sensor
|StrapRack Tool Carrier, SRAM AXS charger
Built, Checked, Tuned and Tested
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride. For hassle-free home delivery and bike set-up from a qualified mechanic use our Premier Delivery Service.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
Cannondale Topstone Carbon Apex AXS Gravel Bike Sizing
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