Whether you are looking for a full groupset for your new bike, or need to replace or upgrade individual parts such as brakes, your saddle or handlebar, you'll be able to find the latest road and gravel bike components from all the leading manufacturers including Shimano, SRAM, Stages Cycling and Campagnolo.
Real data on every watt, for training with precision.
The engine room of the drivetrain, transferring power straight to the road.
Small parts, big impact, keeping your pedal stroke smooth and efficient.
Precise shifting under power, for smooth changes at speed.
Matched to your cadence and terrain, translating every pedal stroke into speed.
Consistent stopping power that handles heat and stays true, ride after ride.
The part working hardest when you brake, built to bite when you need it.
Precise modulation at your fingertips, so you brake exactly when you mean to.
The clamp that turns lever pull into control, for rim and disc builds alike.
The connection point for control and comfort, shaped for every riding position.
Here at Sigma Sports some of our most frequently received questions relate to bottom brackets, and in particular, choosing the correct option. As a result, we have put together this guide, outlining the differences between the bottom bracket standards, with an aim to provide some clarity on this notoriously confusing subject.
The bike chain is a critical component of your drivetrain, responsible for transmitting power from the pedals to the wheels. Essentially, it’s a series of interconnected links that rotate around the chainrings and cassette, enabling your bike to move forward.
When selecting a seat post for your bike, one of the most crucial aspects is ensuring you have the correct seat post size. Understanding seat post sizes will help you achieve a secure fit, optimal performance, and riding comfort.
Bike chainsets can often be confusing, so we’ve put together this guide to help you better understand cranksets for road and MTB.
A bike headset make a huge difference to the handling of your bike which is why it is crucial to select the right one. Learn more about the humble headset and how to choose the right one.
