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About
Firefly Bicycles builds custom frames in Melrose, MA, each designed from scratch around the rider's body dimensions, riding style, and goals. The five-person team draws on decades of experience in frame building and custom geometry design, offering titanium and carbon options with precision manufacturing aligned to within 10/1000 inches. The shop documents every build photographically and offers custom graphics and finishes, welcoming riders into the design process as a core part of the Firefly experience.
- Custom fit and frame design
- Titanium and carbon frames
- Custom graphics and finishes
- Precision frame alignment
- Road, gravel, mountain, and bikepacking builds
What they offer
Services
Amenities
Hours
Hours not available.
Call ahead to confirm hours.





