Mongoose Derailleur Hangers by North Shore Billet. All of our derailleur hangers parts are made in-house using aerospace grade aluminium on our own CNC milling machines. We believe that superior materials help to make superior products. Utilizing the latest metal cutting technologies, high-speed machining centres, and manufacturing cell techniques we are able to efficiently manufacture a wide variety of high precision Derailleur Hangers. Our internal quality control systems ensure parts are manufactured accurately and no out of spec. parts leave the shop floor. The combination of these processes allow us to maintain high levels of quality and quicker deliveries to our customers, all at competitive prices.
North Shore Billet manufactures a range of Derailleur Hangers suitable for Mongoose and many other brands.