BuildMyMTB › Parts › BMX › Frame › Mongoose
Mongoose Frame
2 models, 3 verified variants. Only rows checked against Mongoose’s own page are listed; each links into the BMX builder.
- Mongoose Legion (2 verified variants)
Built for a 20" wheel · Bottom-bracket shell mid · Head tube integrated-1-1/8 · Rear brake mount u-brake - Mongoose Legion L20 (1 verified variant)
Built for a 20" wheel · Bottom-bracket shell american · Head tube integrated-1-1/8 · Top tube: 20.5
The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.