The Envy Box Ends for Freestyle Stunt Scooter fits all models of Envy Colt, Prodigy and KOS so that you can run your decks with a square backend.
The 120mm/4.9" inch fits:
- All models Envy Prodigy S6 and S7
- All models Envy Colt S3 and S4
- All models KOS S5