Derailleur Hanger 411

Derailleur Hanger 411 is a precision-engineered component designed to protect your Boardman bike frame while delivering smooth and reliable gear shifting. Also known as a mech hanger, gear hanger, or mech dropout, a derailleur hanger mounts to the rear of your bike and is designed to absorb impact and strain, bending or breaking to prevent damage to the frame in the event of a crash or derailleur misalignment.

This Boardman derailleur hanger has been specifically designed to fit Boardman SLR and SLS models, ensuring correct derailleur alignment and dependable shifting performance. It offers a premium yet affordable upgrade over standard cast hangers, giving riders confidence and reliability on every ride.

Why Choose BETD Derailleur Hangers?

All of our derailleur hangers are designed and manufactured in the UK at BETD in Stoke-on-Trent. Each gear hanger is CNC machined from 6082 T6 aluminium, offering superior strength, excellent durability, and consistent shifting performance compared to standard cast hangers. Backed by over 20 years’ experience in the cycling industry and a range of more than 400 derailleur hangers, BETD ensures you’ll find the perfect fit with confidence.

With a classic black anodised coating, all of our mech hangers are finished to suit any bike, while providing long-lasting protection and dependable performance. At BETD, we pride ourselves on high-quality components and responsive customer service, ensuring you get the right part with confidence. Not sure which derailleur hanger is compatible with your bike model? Speak to our expert team for help and advice.