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Miche Primato 13-28T 9-speed cassette
Miche
33,99 €
Pre-orderExpected 02/07/2026
SRAM Apex 1 Dub Wide 12-Speed Crankset 175mm
in stock1-2 weekdays
SRAM Matchmaker Cleat Black Right
in stock1-2 weekdays
SRAM Bearings 27.5x37x7 STL for Predictive Steering 2 pcs
Out of stockExpected 29/07/2026
PRO Stealth Offroad Saddle 152 mm. Black
in stock1-2 weekdays
Shimano Steps cover for model EW-CP100
in stock1-2 weekdays
CONTEC Grad cassette 11-46 12 speed Shimano HG-M silver/black
in stock1-2 weekdays
Sram chainring 26T BCD80 2x10 black
Pre-order6-10 weekdays
SRAM Apex 1 12-Speed Crankset 165mm Cannondale-AI
in stock1-2 weekdays
Shimano rear v-braketil black
Shimano
13,99 €
in stock1-2 weekdays
SRAM Eagle Chainring for Standard (6 mm) 34T Direct Mount 12-Speed
in stock1-2 weekdays
Bikone DCTech bottom bracket BSA BB30 with steel bearings
in stock1-2 weekdays
Tube 8x2,50-3,00 - Angle Valve AV
in stock1-2 weekdays
CONTEC Angle AV valve adapter auto valve silver
in stock1-2 weekdays
FSA Vero Pro Blade BCD 110 48T
FSA
41,99 €
in stock1-2 weekdays
Sram chainring MTB 39T BCD120
SRAM
48,99 €
in stock1-2 weekdays
Shimano Nexus internal assembly for 8 gears SG-8C31 hub
in stock1-2 weekdays
Miche Catena 10-speed chain
Miche
24,99 €
in stock1-2 weekdays
CONTEC Grad cassette 11-50 12 speed Shimano HG-M silver/black
Pre-orderExpected 23/06/2026
Shimano GRX610 Crankset 46-30T 165mm
in stock1-2 weekdays
SRAM Eagle Chainring for Standard (6 mm) 34T Direct Mount 12-Speed Gold
in stock1-2 weekdays
Miche Catena 11 Speed Chain
Miche
29,99 €
in stock1-2 weekdays
Bikone DCTech bottom bracket T47 dub Internal with steel bearings
in stock1-2 weekdays
Shimano Saint membrane unit for brake lever model BL-M820
in stock1-2 weekdays
Gates key for rear sprocket removal
Gates Carbon Drive
56,99 €
Pre-orderExpected 23/06/2026
Topeak MTX Beamrack EX
Topeak
33,99 €
in stock1-2 weekdays
Tranz X Dropper Post 30.9 x 420mm 125mm Travel
in stock1-2 weekdays
Avid Elixir 1 Pin Kit
Avid
2,09 €
in stock1-2 weekdays
SRAM Eagle Chainring for Boost (3 mm) 34T Direct Mount 12-speed gold
in stock1-2 weekdays
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News

Spare parts for bicycles

There are an incredible number of different bikes, and almost all models are made up of different parts throughout several different brands. There are also a great many different spare parts for bikes throughout the categories of gear systems, brakes, handlebars, saddles, tires, tubes, handlebar grips, stems, locks, headsets, frames, front forks, and many other components.

 

Gear systems and brakes

Overall, there are two types of gear systems; external gears and internal gears.

External gear systems have a rear derailleur, cassette, or chainring, and sometimes a front derailleur if there are also gears on the front of the bike. Internal gears have a gear hub, often with 3, 5, 7, or 8 gears.

On external gears, you can have many more gears, since you multiply the number of chainrings at the back by those at the front. So you count all the combinations that can be done on the bike. At the back, there can be up to 12 chainrings at the front, so there are 1, 2, or 3 chainrings on the crankset.

Common to both internal and external gear systems is that there is a shift lever on the handlebars that makes it possible to change gears, most systems work with cable and wire pulls, while other newer systems are electronic.

 

Cockpit - handlebars, stem, seat post, and saddle

The handlebars, the stem, the seat post, and the saddle. The handlebar grips or the handlebars are often called the cockpit of the bicycle.

These components can come in many different shapes and styles, but the commonality is that almost all bicycles have these parts.

 

Handlebars

If we look at handlebars, there are different types of handlebars for different bikes. Handlebars are known to come in different shapes and sizes, such as downward-curved handlebars for racers. In contrast, there are also straighter handlebars that we know from mountain bikes, and in addition, the often more backward curved handlebars that are known for their use in city bikes and everyday bikes. The handlebars on BMX bikes also stand out a bit, as they are often much higher.

 

Stem

In general, there are two types of stems; the ahead-system, where the stem does not go down into the frame's crown tube but it's mounted on the outside of the front fork stem that goes up through the frame. In addition, there is also the "old" type, which is still available on many new bikes, where the stem goes down into the frame and connects to the front fork.

Both types are available in different lengths, in versions that are adjustable, and for different handlebar diameters.

When we talk about diameter, it is obvious to also mention seat posts. When you order a new seat post, it is important to check which diameter you need. There are some measurements that are widely used, but in addition to the most normal ones, there are a lot of other sizes. The most normal is 27.2mm and 31.6mm.

 

Different materials

The handlebars, seat posts, and stems are available in different materials such as carbon, steel, and aluminum.

Handlebar grips and handlebars are also available in different materials: foam, leather, plastic, rubber, cork, etc.

Their most important task is to give you the right comfort when you cycle.

 

If you have questions about the selection of spare parts or need help finding the right spare part, you are more than welcome to contact us.

Then we will do our best to help you.