Wheels Manufacturing Derailleur Hanger 457

This specific hanger is designed exclusively for the BH GravelX (2018-2022) and Quartz Disc (2016-2018) models. Before purchasing, we recommend visually comparing your current hanger to the 457 model or checking your bike's specific technical manual to ensure a match.

Wheels Manufacturing hangers are CNC-machined from 6061 aluminum, which often provides a more precise fit and better durability than many stock cast hangers. While it is built to be robust, it is still designed to act as a sacrificial part to protect your frame's derailleur mount in the event of an impact.

Yes, this hanger includes the required M4x8mm flat head mounting screws. You will need a standard hex key to install it, but no additional hardware is required.

The anodized finish is highly durable and resistant to corrosion, making it much tougher than standard paint. While it may show minor signs of wear after years of use or exposure to harsh elements, it is designed to maintain its appearance and structural integrity for the life of the part.

Yes, it is best practice to check your derailleur alignment after installing any new hanger. Even with precise CNC machining, small variations in frame tolerances mean you should always perform a quick indexing check to ensure smooth, crisp shifting.