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Shimano ES300 bottom bracket 68 / 126 mm
in stock1-2 weekdays
Pirelli Cinturato EVO TLR folding tire road 700x28c black/black
in stock1-2 weekdays
Bosch battery pin cover
Bosch
4,59 €
in stock1-2 weekdays
Pirelli Cinturato EVO TLR folding tire road 700x28c black/brown
Pre-order3-6 weekdays
SRAM Locking Grips black
SRAM
14,29 €
in stock1-2 weekdays
Shimano ZEE MTB chainring for single cranksets 34t
in stock1-2 weekdays
BBB Valve Extension 80 mm 2 pcs.
in stock1-2 weekdays
Token BB86 Adapter for 30mm Shaft
in stock1-2 weekdays
Stan's Notubes tubeless tape 30 mm
in stock1-2 weekdays
KMC X9 Ti-N Chain for 9 Speed 114 Links Gold
in stock1-2 weekdays
Sram Apex 1 1x11 Rear Derailleur Long Arm
in stock1-2 weekdays
Force Adapter for seat post 34.9-30.9 mm Black
in stock1-2 weekdays
Atran Velo City BS Luggage carrier
in stock1-2 weekdays
Shimano Component Set Nexus 8 CJ-8S20 Standard
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Jagwire hose set HyFlow Hydraulic Quick-Fit Teflon 3000mm black
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Chaoyang Tube 700×25-32 Presta valve 48mm
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Neck nut for brakes 10mm
2,89 €
in stock1-2 weekdays
Force BMX Rubber Handle 130 mm Red
in stock1-2 weekdays
Ortlieb Thru Axle M6-Connector 1,75 mm black
Pre-orderExpected 08/07/2026
BBB Foam grips
BBB
4,59 €
in stock1-2 weekdays
Tranz X dropper post servicekit
Tranz X
19,49 €
Pre-orderExpected 10/06/2026
Chaoyang tube 18"x1,50-1,75 Dunlop valve 40mm
in stock1-2 weekdays
SRAM Brake Pads for Aluminum/Steel Wheels
SRAM
12,29 €
Pre-orderExpected 15/06/2026
Schwalbe Magic Mary 27,5 x 2.60" Super Trail Addix Soft
in stock1-2 weekdays
Union Geardrop GH-119
Union
9,29 €
Pre-orderExpected 02/07/2026
Spray.Bike Spray Paint 400 ml Nightshade Peacock
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Schwalbe Delta Cruiser Creme 40-635 mm / 28x1 1/2
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Sram X01 Eagle 10-50 cassette XG-1295
in stock1-2 weekdays
Bolt for square crank axle
Shimano
2,89 €
in stock1-2 weekdays
BBB HighSix Stem 35 mm 1 1/8"
BBB
39,99 €
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.