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T-One Ez grips set black with lock
in stock1-2 weekdays
Schwalbe Smart Sam Performance wire tire 622x44c E25 black reflective
in stock1-2 weekdays
Prologo Dimension R2 PAS saddle 143 mm TiroX Rail 7mm
Pre-orderExpected 19/06/2026
CeramicSpeed Alpha MTB bottom bracket BSA SRAM DUB
in stock1-2 weekdays
Prologo Dimension TRI PAS saddle 143 mm TiroX Rail 7mm
Pre-orderExpected 19/06/2026
Principia Elipse Headset 1 1/8in - 1 1/4
Pre-order3-6 weekdays
SRAM Paceline brake rotor 140 mm centerlock
Pre-order4-10 weekdays
BBB Brake Pad for Shimano XT etc.
in stock1-2 weekdays
Prologo Nago R4 3D MSS PAS saddle 137 mm Nack carbon rail 7x9.3mm
in stock1-2 weekdays
CeramicSpeed UFO Speed Chain Shimano CN-M9000 bike chain 12 speed 126 links
in stock1-2 weekdays
Schwalbe One Raceguard BMX Tire 20 x 1 1/8" (28-451)
in stock1-2 weekdays
SRAM XX XS-1297 Cassette 10-52T 12 Speed T-Type
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Vittoria Airliner MTB tool
Vittoria
19,49 €
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BBB ComfortPost suspension seatpost Ø30.9x400 mm
in stock1-2 weekdays
Shimano GRX RX610 46T Blade for Double Crankset
in stock1-2 weekdays
Shimano GRX RX610 30T Blade for Double Crankset
in stock1-2 weekdays
Shimano right shift lever unit for ST-M585
in stock1-2 weekdays
Shimano XTR BL-M9120 Brake Lever Left
in stock1-2 weekdays
Abus Catena 6806/85 Chain lock Reflex
in stock1-2 weekdays
AXA Newton pi 150 Plug-in cable
Basta
15,29 €
in stock1-2 weekdays
Shimano Tiagra front derailleur 3x10 Clamp
in stock1-2 weekdays
Shimano Ultegra R8000 Front Brake
in stock1-2 weekdays
PRO Stealth Team carbon saddle black 142 mm Black
Pre-orderExpected 26/06/2026
Tripeak T47 3-in-1 Bottom Bracket for Shimano G5 Ceramic Bearings
in stock1-2 weekdays
SRAM Etap Blip Buttons 2 Pcs. 450 mm
in stock1-2 weekdays
Innerplate Shimano Front derailleur
in stock1-2 weekdays
Enduro 699 LLB ABEC3 9x20x6 MM
Enduro Bearings
5,29 €
in stock1-2 weekdays
Shimano Reflex cap for SPD pedals SM-PD22
in stock1-2 weekdays
Muc-Off No Puncture Tubeless Sealant 5 litres
in stock1-2 weekdays
Disc brake set MT401 for BL-MT401 1000mm BH59 BR-MT410
in stock1-2 weekdays
Fulcrum RP9-004 Closed Bearings
Fulcrum
47,99 €
Pre-order3-6 weekdays
Kryptonite Keeper 510 Folding lock. 100cm.
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.