Bike hubs

Bicycle hubs - the right choice in a sports shop SportanoThe hub is a key component of a bicycle wheel, connecting the rim to the bicycle frame by means of spokes. Its main function is to ensure that the wheel rotates smoothly thanks to the internal bearings. A good hub ensures not only efficient pedalling, but also durability and reliability in a variety of riding conditions.Differences between front and rear hubsWhile both front and rear hubs are used to attach the bicycle wheel to the frame, they have different designs and perform different functions in the mechanics of the bicycle. The front hub is primarily responsible for allowing the wheel to rotate smoothly. In most cases it is simpler in design than the rear hub. It has no additional mechanisms or complex bearings. Because of this simplicity, it is usually lighter than its rear counterpart. For many cyclists, the weight of the front hub plays an important role, especially when it comes to mountain biking or racing, where every gram matters. The rear hub, on the other hand, is more complicated. As well as allowing the wheel to rotate, it also has a key role in transferring power from the cyclist's legs to the wheel itself, making the bike move. To achieve this, the rear hub is equipped with a mechanism that works with the cassette or freewheel - where the bike chain hooks onto the wheel. As such, rear hubs tend to be heavier and more elaborate than front hubs. In addition, depending on the type of bike and intended use, a rear hub can be fitted with a variety of derailleur systems, from traditional to modern hub drives. Another aspect that differs between the two hubs is the method of attachment. On some modern bikes, rear hubs have a wider wheelbase, which allows for better drive distribution and increases wheel stiffness. This spacing is particularly popular on MTB bikes, where stability and power are key.Types of bearings in hubs: from traditional to ceramicBearings in hubs play a key role in the smoothness and efficiency of cycling. They are responsible for allowing the wheel to rotate around an axis while minimising friction. As such, choosing the right bearing is important for every cyclist, regardless of their level of expertise or specific riding characteristics. Traditional ball bearings are the oldest and most common type of bearing in bicycle hubs. They consist of a series of balls, which are placed between two rings. These balls, as they move, reduce friction and allow the wheel to rotate smoothly. Although simple in design and relatively inexpensive, they can require regular maintenance and replacement, especially if exposed to harsh conditions such as mud or water. As bicycle technology has evolved, machine bearings have entered the market. These are sealed units that offer much better protection from dirt and moisture. This makes them more durable and requires less maintenance than traditional ball bearings. Their main advantage is increased durability and reduced friction, resulting in a smoother ride. Modern technology has also led to the development of ceramic bearings. These are made from ceramic materials, which have exceptional hardness and wear resistance. Ceramic bearings offer the lowest level of friction compared to other bearing types, making them the ideal choice for professional cyclists and those looking for maximum performance. Although they tend to be more expensive than traditional or machine bearings, their longevity and performance often compensate for the higher price. When choosing bearings for bicycle hubs, it is worth considering the conditions in which you will be riding, as well as your personal preferences and budget. Regardless of your choice, a well-chosen and well-maintained hub with the right bearings significantly improves the comfort and quality of cycling.Snap-on systems: from classics to modern solutions solutionsThe snap-in system of the hub determines how the wheel is attached to the bike. Traditional nuts and pins are an old solution that is still popular on some city or touring bikes. However, most modern bicycles use snap-on systems that allow quick and easy wheel changes without the need for tools. There are different types of such systems, including threaded latches, lever latches and the latest developments such as 'thru-axle' axles, which offer even greater rigidity and security. When choosing hubs for your bike, it is worth paying attention to all of these aspects to ensure the ultimate in comfort and riding performance.