Improved bearing tolerances for smoother rolling and reduced friction
Enhanced durability from higher quality materials for longer lifespan
Classic dimensions and shape for authentic fingerboard performance
Limited edition release continues the legacy of a storied wheel
Summarized by Shop
The legendary, long-lost Flatface "J4" wheels have finally made a return for 2026.
J4's are the Jay Linehan Pro wheel variant of the classic Flatface G4 sharing the same dimensions. The J4's were originally made nearly a decade ago and their original material became a thing of legend. The material was lost to time and these wheels had a s
