W16W Bulbs Explained: The 921 Capless Reversing Bulb, Its Base, and How to Replace It July 8, 2026 A W16W bulb is a 16-watt single-filament capless bulb on a W2.1×9.5d wedge base, used for reversing lamps, high-level brake lamps, and bright marker lamps. Read More »
When to Use Fog Lights: UK Law and Common Misconceptions May 6, 2026 UK fog light usage rules permit front and rear fog lamps only when visibility falls below 100 metres. The Highway Code sets that threshold under Read More »
Flexi DIN Beacon Mounts: How They Work and When to Use Them May 18, 2026 A flexi DIN beacon mount is a 24mm DIN-standard beacon pole with a flexible section near its mid-point, allowing the beacon to bend on impact Read More »