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SRAM GX Eagle T-Type 12-Speed Chain
in stock1-2 weekdays
Sram Powerlink Gold for 9-speed chain
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Schwalbe Tube 20 x 1.50-2.50 40 mm Schrader valve
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Sram GX Eagle XG-1275 10-50t cassette
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Shimano Acera HG201 9 Speed Cassette 11-34
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Vittoria Standard race tube 700 x 28-42C 48 mm 
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Shimano Alivio RD-M3100 Rear Derailleur 9 Speed
Out of stockExpected 27/07/2026
KMC B1 Chain 1/2 x 1/8" Black
KMC
8,29 €
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Shimano wheel nut for Nexus rear hub 3/8"
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Chaoyang tube 700x38-45c Dunlop valve 40mm
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Chaoyang tube 700x25-32c Presta valve 60mm
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Push Pin for Nexus 3 gears hub 81.85 mm
Shimano
3,09 €
Pre-orderExpected 01/06/2026
KMC E-Bike Chain 10-Speed 122 links
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KMC X9 9-Speed Chain for Shimano, Sram and Campagnolo Silver/Gray
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Pedals FORCE CLICK MTB one-sided, black
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Shimano GRX RX400 Pulley wheel
Shimano
3,59 €
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Sram GX Eagle XG-1275 10-52T Cassette
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Force Bar Ergonomic 135 mm Handle Black
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Abus Iven 8210 Chain Lock 110 cm
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Shimano G05A resin brake pads
Shimano
10,29 €
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Bike Attitude MTB Tube 29x1,90/2,35 48mm
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Continental Race King II Performance 29x2,20"
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Cassette HG40 8 speed Acera
Shimano
13,99 €
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KMC 10-speed powerlink Reusable Campagnolo/Shimano/KMC 2 sets
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Shimano LG500 chain with Quick Link 9-11 speed 116 links
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Force 10 speed chain silver with powerlink
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Tube 700x28-40c Auto valve
XLC
5,69 €
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Crankbrothers Stamp 7 Large black
Crankbrothers
119,99 €
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Chain guard sort
BBG
8,69 €
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Shimano Nexus 7 internal gear lever SL7S50
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BBB Handlebar Tape GravelRibbon Black
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Shimano 48/38 / 28T Crankset 175 mm
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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.