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29 inch hookless mtb wheel
2016-04-11
26-inch and 29-inch mountain bike difference
New blood 29er, mountain bike, with a conventional bicycle 26 inch wheel diameter different, with a 29-inch design, brings many exciting new features! Some people may think that these "big wheels" like a clown riding a car, but in fact most of them, and no in-depth study will have this idea.
Despite the small number of people to resist, but the 29er mountain bike are becoming mainstream. See every year more and more appears on the 29er bike shop and Hill. In 2010, the United States and British mainstream car brand 29er store almost all sold out! And many world-class riders is using these "big wheels" and win a game. This is the time to draw our attention.
Specialized Epic Comp 29er '12
Size determinism
Let us return to 1986, Dr. Alex Moulton, because he invented the cozy little bike wheels are well known. His car was a 20-inch wheels and all-terrain bike. Unfortunately,
Moulton ATB (All-Terrain Bike) has an essential defect. When you're riding now those 26-inch car can ignore small potholes, they are authentic reflected on his car. Although the vast majority of mountain biking that are age structure of the whole Ying Jia, his shock ATB with amazing comfort and handling, the car or the car 20-inch inevitably become obsolete.
If you've ever been riding on the standard Hill BMX, I never forget that painful experience. Small wheel diameter, and small wheelbase, is not conducive to riding over rough terrain. Imagine, when other conditions are the same, big wheels touch the ground arc to make it easier to pass uneven ground. However, we can assume that these big wheels faster terrain it? Not always the case, because there will be more complex cases need to be considered.
Take for shock. In theory, all forms of shock, including the 29er, and seem to be able to make the terrain becomes flatter. But the shock is installed on a 29-inch mountain bike is much more complicated than in the 26-inch board. Because the bigger wheels, shock absorbers can be placed space becomes smaller, it is necessary to redesign the frame. And
bigger wheel frame geometry needs to be redesigned to let the car in the best condition.
Larger wheels and tires while the car will become more important, which is not conducive to enhance the speed. Although the 29-inch wheels protruding through the diamond when it would be easier, but the performance in other types of potholes is not entirely true. Small wheels momentum is small, easy to accelerate, but the big wheels to better maintain the rotational inertia. So, even if we find the optimal frame geometry design before, we should not arbitrarily say because the big wheels roll more smoothly so they are better.
How much should you use a wheel?
Now the mountain bike market is still ruled by 26-inch wheels, it is very easy to understand. Since the average size of drivers, coupled with a crude tire has been able to meet the requirements of mountain biking. And 26-inch wheels effortlessly mounted on a common frame structure size regardless of stained mud after leaving the problem of insufficient
space.
Science time. Mountain bike wheels dimension refers to the diameter from the edge of the tire (tire) is. However, due to the thickness of the tire tread and different tooth
height, 26 inches just a ballpark figure. Sometimes very thick tire may cause the wheel diameter 27.5-inch, and even large wedge into normal front fork and rear fork.
In fact, 26-inch wheels with a tire can give you a rough 650B (27.5-inch) wheels with ordinary tire similar feeling. 650B specification is between 26 inches and 29 inches, some people think this is a good compromise solution that provides both the familiar sensitivity, but also improve through sex.
650B wheel can be made lighter and stronger than the 29er, and their frame looks neater and more slender than the 29er, the gap between the wheels and the frame is greater.
Undoubtedly, 29er and 27.5er, if there are more wheels and tire choice, for those who want to get a smoother feel you, especially not when the suspension fork is a good choice.
For those tall drivers, it is a very good new choice.
In the foreseeable future, a small 26-inch wheels will still occupy the common market drivers. But no doubt, 29er is quietly engaged in a revolution. Now, we go further to see
why 29er is becoming increasingly popular.
Fledgling days
When the original 29er mainstream market, they have shown no small potential, but is still subject to a limited selection and the 26-inch fork frame geometry hard to imitate.
Gary Fisher early studies are very useful, but in recent years, designers have really begun to realize the difference with 26-inch 29-inch frame over geometric design. Far more than the simple adjustment of the angle of the frame. Fork, stem, and the pipe axial length dimension are the overall stability, riding feel has a great influence.
Subsequently, also began to consider the longer wheelbase and rear fork of the pros and cons, and the effect on tire grip bring touchdown area change. Like the 26-inch car as 29er research in these areas is constantly in progress.
29er riders use a favorite because it is faster and better through sex. For professional athletes, on a same track, these advantages 29er does not seem to how to improve their overall time. But with experience, they seem to become more confident in the face of the rugged terrain.
Remember, increased comfort and confidence usually equates to faster speeds. This is a good explanation of why the World Cup XC race some of the little female athletes riding a 29er great success. When they feel when riding easier, it saves time. Below, we take a look at some of the people in the debate on the 26er and 29er.
Wheel is measured how?
26-inch and 29-inch tire refers to the diameter (roughly, because tire vary). The crude tire mounted on 26-inch to 27-inch wheels may actually be even greater. Thinner than the crude tire tread (refer to height) can roll more smoothly, so the big wheels provide better Comfort and traction.
Compromise choice, but also very difficult to find in the market 650B wheel has an outer diameter of 27.5 inches, can be mounted on the front fork and some 26-inch frame. Some
manufacturers are now beginning to change the front fork arch height of their products to meet the 26-inch crude tire and 650B wheels.
Why scroll more smoothly?
Big wheels roll smoothly and the main reason for the arc angle dependent. Try rolling a hula hoop and a glass, compare. There are other differences, but you've probably
understand why.
Larger and more gentle arc energy between sharp and flat ground to form a connection. Riding BMX down stairs is why it is much more difficult than mountain biking. From a
logical explanation, if the wheels made large enough, a time when it is pressed too angular projections, as pressure on the same slope.
Grip it?
There is a common misconception about the 29er and 26er grip: If a rider sitting on the same tire pressure 26er and 29er, theoretically they touch land area is the same. But in
fact, even with the same brand, the same series of tires, due to changes in volume and shape in the 29er will get wider touchdown prints.
Frame geometry?
There are many factors to consider. A typical 29er feeling will be more stable than the 26er. Part of the reason is because the longer wheelbase and longer rear wheel in order
to provide a large space and design. While these can mimic the 26er, but few actually can do it.
Another reason is to increase the stability, although the 29er axle height higher than the 1.5-inch 26er, but in fact the focus of your ride, but reduces future generations.
Even 29er wheels of their own center of gravity higher than the 26er, but if you count the driver, the overall center of gravity is reduced.
To get better geometry, designers have begun to reshape the front fork size parameters, in order to increase the handling performance of the 29er. With a variety of brand manufacturers to introduce more fork 29er, 29er weaknesses in the technical track will be history.
Why do not all the players are used 29er?
In 2009 and 2010, the US men's / women's marathon champion by 29er XC riders made. Some Trek team riders after switching 29er, have also made significant progress. Todd Wells rode in his new 2011 Lightning Epic 29er full suspension, the United States won two national title game. Willow Koerber and Heather Irmiger and other drivers also proved little
riders can adapt well to the big wheel mountain bike.
coincidence? It may be, but look at the actual results. It seems unfriendly reservations for consistent players since XC mountain bike design is changing, even though it may be only to satisfy the sponsor wishes.
29er who best fit?
Many companies are testing the DH 29er models as well as more and more players use XC 29er, it is only because of the pressure of the market or because the 29er on the gene would be more suitable than some 26er rider? In this article, we have discussed many contentious technical issues, and the conclusion is that different drivers for different
choices.
Enjoy smooth scrolling 29er riders feel might be able to go faster. But for those who can not stand the 29er brings instant acceleration lag drivers are feeling even worse. In simple terms, 29er actually influence your riding subjective feeling rather than objective has a clear speed advantage.
See how the experts say
We invited some test riders and industry veterans on this 29er vs 26er debate expressed their views, the following look at how they say ...
James Huang, BikeRadar US technology website editor
"29er brings us to the obvious advantages, but also to the frame, fork, parts design challenges. Large diameter wheels along with greater weight and inertia, and the wheel frame
and long pipe softer but some of the innovative design are overcoming this problem, such as a wider hubs and spokes cap, wider and stiffer wheels, and spool system. Some
vendors, such as lightning, it has put three new designs into their orders impressive new Epic Carbon in. "
"Tire also needs to change. Testing agency Wheel Energy has proven touchdown prints 29er than 26 inches longer and narrower side tire tooth may be only one side can grip,
however, at any time, 29er tires touch the ground intermediate tires 26er to be more than the tooth! "
"We recognize that only repeated in 26-inch bicycle design, not a good attitude. We need to change that way of thinking and if we can endure 29er bring natural defects, we will also be able to better tap the potential of 29er advantage. Once we do that, 29er will be more successful. "
Mike Hall, Design Engineer
"When I first heard 29er, I stared hard shot to his head," those crazy suitors have come up with what will come next? "At the time I think it is simply a waste idea, then I saw a little man rider riding 29er game, the idea more strongly." If you think it's cool, then you continue it. "This is the attitude I had my basic point is:.. 29er birth was a mistake."
"So imagine when a nest and others on how disappointed me! But then I started to change the attitude. A closer look at the 29er riders, I can find an elegant beauty, although I've always thought the shelf ugliness , awkward and strange proportions of the head pipe is unacceptable. in other words, designers may find their own language. "
John Stevenson, Future Publishing cycling column editor
"29er madness is simply a farce! Yes, in theory, big wheels can roll faster. But this argument completely ignores the impact on other parts of riding those other so-called advantages of some imagined, some of the same can mimic the 26-inch board. for example, 29er more suitable for tall drivers, because the greater the fork and wheel force longer wheelbase, making them the center of gravity as low riders and the general height of 26 inches car. but as long as the longer 26-inch car rear fork, you can achieve the same effect. "
"29er touchdown prints and greater grip argument based on a misunderstanding of physics knowledge. If you add up the car and weight 180 lbs, tire pressure 30psi, then no matter how much the tire size, there will be six square inches of touchdown area big wheels claims to have more angular momentum so more stable. However, tests show that the angular momentum almost no effect on the stability factors affecting the track, head angle, fork design. "
"Diversity of choice is a good thing, so if you love your 29er, happily ride it. But do not say they have the technical superiority, results and physical principles do not tell us this."
Matt Pacocha, BikeRadar US website editor
"I have not put myself as a serious XC players. If I do so, I must have been riding 29er-- no doubt. And now, I have three cars at the same time, they gave me a lot pleasure."
"The first one is a 29er, hard tail. It is an aluminum frame, type of race car. Probably 23 lbs (10.4 kg), lighter, when I was climbing and acceleration when there will not be any complaints. In this own vehicles 29er (not just testing) a year later, I can confidently say that there is no reason for me to be a 16-inch hard tail mountain bike, whether it is game or ordinary riding. "
"The second vehicle is a 100mm travel full suspension race car. I usually choose to participate XC race car, not only because it is, but also because I get so much more fun it is heavier than 29er faster than 29er hard tail, so I reluctant to ride it to go up the mountain. in 2011, I plan to sell this car, for a 29-inch wheels of the car. "
"Finally, my third car was a stroke of 150mm lightweight car, it focuses on the fun of riding over speed. Equipped with 26-inch wheels and tires coarse mountain, it gives me the most pleasure, but at the same time have to endure a slower ramp rate. here, I can not seem to see the advantages of large wheels. it also increases the weight and even the
extra travel, I rarely encountered grip insufficient. "
"My view is, for those who bother riders should have at least one big wheels car. And for those riders with the primary purpose of XC track, I think the big wheel is the best choice!"
Oli Beckingsale, professional athletes XC
"I can see the big wheels rolling advantage, but this form will certainly lead to increased weight of the wheel. I really like my Giant Anehem X. I know there is imminent Anthem
X 29er listed, but compared to my Ying Jia , the weight disadvantage inevitably more serious. "
"And for me, it also involves the logistical problems. I have a lot of 26-inch wheels and tires, as well as more spare kit. So the only way is to give up a specification, fully using another, which is very important decisions! so let sponsors decide what kind of car I was riding it. "
Guy Kesteven, BikeRadar website Checkers
"Big Wheels car is simply rubbish. They bulky, soft, and really only suitable for a very high population, or can only attract those old, beginner's attention. When I heard this statement, he was so happy, because I can fiercely despise them something. "
"To be honest, some of the car's design is very bad. Even those good design, it is difficult to make a tricky operation, but also difficult to accelerate and through tight spaces. These mean that some people will never fit to ride 29er."
"If you ask me what the car on a long, rugged Hill riding on technical, I will not hesitate to tell you 29er. Even in 2011 riding numerous new product after said so. Big wheels mean less turbulence and more more inertia and more confident when technical stage through rugged. "
"In the fast cornering or climbing, they can maintain the speed and grip in the fast downhill bumps when good 29er hard tail feels like 100mm travel 26er, 29er and good 100mm
stroke is like a stroke of 152mm 26er. "
"In short, unhappy at the 26er riders in the 29er will play better. This is not just speculation or guesswork. I have witnessed these occur in many riders who, whether or XC
World Cup race. If anyone does not believe me, let us wait and see! "
This article is edited by http://www.carbonwheelfactory.com/——carbon bike wheels,carbon road bike rims,carbon mountain bike wheelset,carbon fat bike rim and carbon fiber bike wheel manufacturer,factory,supplie and exporter——Xiamen Ekay Composites Technology Co., Ltd.
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