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Best bike we’ve ever ridden” – 220 Magazine
Two wins at Paris-Roubaix, one second. That’s the R3’s unparalleled record in the world’s toughest bike race. But to the pro team mechanics, more incredible than the victories is the fact there has never been any mechanical issue with an R3, even though it is the lightest frame to be used in that race. In a race where every manufacturer lies awake worrying the night before, that’s simply unheard of. Yet the R3 is much more than just a Paris-Roubaix frame.
Carlos Sastre (not exactly your prototypical Paris-Roubaix rider) uses it for most of the season as well. There is perhaps no better proof of the R3’s extraordinary performance than the speed with which several other bike companies try to copy its looks. But of course, the R3’s performance is more than paint-deep, and its superiority is safely stowed away in all its small details and proprietary lay-up designs. |
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Highlights
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Squoval downtube & chainstays - Optimized for the highest possible stiffness-to-weight ratio (STW).
Multi-shape toptube - Squoval at both ends and oval in the middle to counter the complex loads.
Oversized bottom bracket area – Large diameter and smooth, optimized shapes increase bottom bracket stiffness for excellent power transfer from pedal to rear wheel.
Lay-up optimization – Approximately 300 pieces of carbon, each optimized in shape, fiber type and fiber direction.
Ultra thin seatstays - With the Squoval chainstays resisting forces so effectively, the seatstays can be very minimalist. By making them wide but thin, they resist rear triangle torsion while providing vertical compliance. In other words, the rear triangle is stiff where it needs to be for efficient power transfer from pedal to rear wheel, but compliant where it can add rear wheel tracking and comfort. Thus the small seatstays save weight, without any compromise. |
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Squoval™
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The dominant forces on the downtube and chainstays are lateral bending forces. The best way to resist those is with a lot of material far away from the center plane. Square tubes do this best, but can easily buckle. A slightly ovalized square creates the best of both worlds, which explains why Cervélo’s Squoval shaped frames win stiffness and lightweight tests everywhere.
The front and rear of the toptube also use the Squoval shape to counteract lateral bending, but it transitions to oval in the center to counteract the torsional loading in that section. |
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Smartwall® for Carbon
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Upon hearing Smartwall, most people immediately think of Cervélo’s method to obtain excellent lateral stiffness in an TrueAero tube. But the Smartwall principle is universally applicable, not just on aero tubing. After the tube shapes are optimized, the lay-up allows us to further refine the character of the bike. In fact, Squoval tubes are very well suited for the Smartwall application as they have two sides that are very far removed from the central plane – i.e. adding even a small amount of extra material there increases the lateral stiffness significantly. To properly distribute the loads from the Smartwall section into the rest of the tubes, the additional plies are feathered. |
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| Posted by |
Susanto Gunawan
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| e-Mail //echo Email ?> | Contact company |
Company
| Hendy Sports
| | Address | Jln. Kendangsari Industri No.67-69 | City & ZIP
| Surabaya & 60292
| Country
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| Phone
| For registered Members only.
| Fax
| For registered Members only.
| | Interest | Bicycle | | Company Profile | Cycling can be intimidating; cycling gear can be even more so. Whether you're just starting out as a rider or a veteran with decades of experience, there's always more to learn, and always a new generation of equipment to play with. Our job is to make sure that you end up with the right equipment - not necessarily the fanciest or the flashiest, but the gear that fits your needs, your body, and your skill level optimally. Professional cyclists have been coming to Hendy Sports for over fifteen years, knowing that they can rely on our expertise and exceptional range of products. But we also serve as translators, demystifying the process of choosing a bicycle and making that professional-level service available to all riders, regardless of how many kilometres they've logged or how quickly they've pedaled to get here.
If you've come to us already knowing what you want, then a quick browse through our website or store may be all you need to get right back on the road. If you're less sure, we'll work with you to carefully assess your physical condition, cycling experience, and goals for the future - all so we can ensure you wind up with the road, cyclocross, or track bicycle that is ideally matched to you. We'll get you on a Serotta Size Cycle to get a basic sense of your optimal bike's size and geometry, and then rely on feedback you give us to further refine your selection. Hendy Sports carries a wide enough range of bikes that we can afford to be objective about whether the fit is right - we're good listeners, and if you tell us something doesn't quite feel right we'll keep working at it until it does. Crucially, we're in this for the long haul: the fitting process doesn't end when you buy your bike, and we're always happy to work with you in follow-up sessions as your cycling skills and fitness levels change. Need to swap out a part as you get stronger or more flexible? Bring your bike in and we'll make the necessary adjustments. Cycling is a dynamic sport, and your bicycle needs to be able to change along with you. Simply put, we don't fit you to a bike - we fit a bike to you.
Hendy Sports bottom line: a good bike fit is an honest bike fit, one which respects your body's condition and your cycling goals. We're committed to ensuring that you leave with nothing less, every single time.
Hendy Sports selling any bicycle parts, wheels, frame and complete bike with wholesaler price.
please don't hesitate to contact us! | | URL | For registered Members only. | | Rating | (0 reviews) | | Popular tags | | |
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 | | Keywords (seperate by comma) | Bicycle | | Product Specifications | Geometry
No custom Cerv?lo is needed even for the most demanding pros, that?s our conclusion after supporting hundreds of the world?s best athletes. The reason we don?t need customs where other bike companies do lies in our unique reach-based geometry. For an exhaustive explanation on why 6 Cerv?lo sizes fit more people than 12 ?normal? sizes, check out our geometry tech presentation.
73 Degree Seattube Angle
Size Wheel Size Head Tube Angle BB Drop Top Tube Head Tube Length Front Center Rear Center Stand Over Height Stack Reach
48 700c 72.5? 68 515 100 547 399 709 502 361
51 700c 73? 68 530 120 558 399 729 522 370
54 700c 73? 68 545 140 573 399 746 541 380
56 700c 73? 68 565 160 593 399 764 560 394
58 700c 73? 68 580 180 608 399 781 580 403
61 700c 73? 68 592 200 620 399 800 599 409
Note 1: The standover height is measured to the toptube directly above the bottom bracket.
Note 2: The above headtube lengths are for integrated headsets. To compare to non-integrated headtubes, deduct 20mm from the above lengths to adjust for the stack height needed for non-integrated headsets.
Components
The R3 is available as a frameset or with the following components:
Part DuraAce 7900 SRAM Force
Fork 3T Funda Pro 3T Funda Pro
Seatpost 3T Doric Team 3T Doric Team
Shift/Brake Levers Shimano DuraAce 7900 STI SRAM Force
Front Derailleur Shimano DuraAce 7900 SRAM Force
Rear Derailleur Shimano DuraAce 7900 SRAM Force
Cassette Shimano Ultegra 12-25 SRAM 1070
Chain Shimano Ultegra SRAM 1070
Brake Calipers Shimano DuraAce 7900 SRAM Force
Crankset Shimano DuraAce 7900 SRAM Force
Bottom Bracket Shimano DuraAce 7900 SRAM GXP Team
Headset Cane Creek Cane Creek
Stem 3T ARX Team 3T ARX Team
Handlebars 3T Ergonova Team 3T Ergonova Team
Saddle Fizak Arione Wing Flex Fizak Arione Wing Flex
Wheels Shimano RS10 Easton Circuit
Tires Vittoria Rubino Pro Slick Vittoria Rubino Pro Slick
Specs may change without notice.
Warranty
Every Cerv?lo frame comes with a limited lifetime warranty for the original owner. Please note that frames not purchased from an authorized dealer are not covered by any warranty. | | Industry Category | Bicycle | | Quality/Safety Certifications | | | Delivery Lead Time | 6-9 days | | Payment & Price Terms | Wire Transfer | | My Offers | Road Bike | | Other Products | | | Customers | World Wide | | Detailed Company Introduction | | | FOB Price & Port | - Hide - | | Packaging Details | 179 | | Person in Charge | Susanto Gunawan | | Web Site | For registered Members only. |
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| Product Details |
| Product id |
236793 |
| Visits |
1600 |
| Date |
2009.09.20 |
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