Brilliant Bikes Our best selling inner tube just got a makeover It's our best selling inner tube- the Schwalbe AV4 with Schrader valve Historically it fitted all Brompton folding bikes - until the advent of the T Line and then P Line which sometimes use a Presta /... Bompton C Line 6 May 2026 News
Brilliant Bikes Brompton wheel and hub identification Which Brompton wheel / hub do I have? Quite a few of the Bompton spare parts require you to know which wheel (or more precisely which hub you have) Spokes and sprocket sets for example are matched wit... A Line C Line G Line P Line T Line 9 Jan 2026 Brompton Guides
Brilliant Bikes Brompton 2-speed to 6-speed upgrade Upgrading a 2-speed Brompton to 6-speeds How to upgrade your Brompton folding bike from 2-speeds to 6-speeds History of Brompton gearing What is now known as the Brompton C Line originally came in a c... C Line 9 Jan 2026 Brompton Guides
Brilliant Bikes Brompton 10 degree brake lever Brompton 10 degree brake lever About the Brompton 10 degree brake levers and new cable end (nipple) In 2012 Brompton changed the size of the nipple used on their brake cables from a proprietary size t... C Line 9 Jan 2026 Brompton Guides
Brilliant Bikes Long or short wheelbase Brompton Is my Brompton a long or short wheelbase? Pre-2004 Bromptons are referred to as short (as opposed to long) wheelbase- the length of the bike (middle of the front wheel to middle of the rear wheel) was... A Line C Line 9 Jan 2026 Brompton Guides
Brilliant Bikes Brompton 4-speed to 12-speed upgrade Changing a Brompton 4-speed to 12-speed Needs updating for new wheels and brake levers! Originally the Brompton P Line and T line came in one model - the Urban - with a 4-speed rear derailleur wheel (... C Line P Line T Line 9 Jan 2026 Brompton Guides
Brilliant Bikes Brompton spokes Brompton Spokes and rims (and their associated hubs) Choosing the correct Brompton spoke / rim combination for you wheel / hub can be confusing - so we have made this (not so simple) guide - if you th... A Line C Line G Line T Line 7 Jan 2026 Brompton Guides
Brilliant Bikes Brompton bottom bracket / crank info A guide to Brompton bottom brackets (and chainset / crank set compatibility for non-Electric Brompton folding bicycles) 🕒 Estimated reading time: 15 minutes Let's start with the Brompton bottom bracke... A Line C Line G Line T Line 1 Jan 2026 Brompton Guides
Brilliant Bikes 5 things that may fall off of your Brompton It's possible that you will notice some debris next to your Brompton (or maybe you won't notice!) We made the below video to highlight them! Don't panic (there's no need to carry a towel) So here are ... A Line C Line G Line P Line T Line 30 Dec 2025 Brompton Guides
Brilliant Bikes Brompton spares for traveling Recommended Brompton spares when travelling You may be lucky enough to be going on holiday with your Brompton and want to know which parts you should take with you if Brompton spares aren’t available ... A Line C Line G Line P Line T Line 24 Dec 2025 Brompton Guides
Brilliant Bikes Brompton handlebar types Brompton handlebar type identification A question we are often asked - "which handlebar type do I have on my Brompton?" Q: Why might you want to know? A: Because cables are based on the handlebar type... A Line C Line P Line 24 Dec 2025 Brompton Guides
Brilliant Bikes Brompton forged front carrier block New Brompton 'forged' front carrier blocks Brompton today launched a Forged (metal) Front Carrier Block The new front carrier block mounted on an orange C Line with a standard block visible in the bac... A Line C Line P Line T Line 22 Dec 2025 News
