DT Swiss - Introducing Ratchet EXP OS. The latest high-end Hybrid MTB model, the HXC 1501 SPLINE ONE, has a newly adapted Ratchet EXP OS system, better suited for the additional loads
Hybrid MTB | DT Swiss
DT Swiss Hybrid e-bike hubs & wheels get tougher for eMTB! - Bikerumor
DT Swiss HX 1501 Spline ONE 30 29-inch Rear - The Squeaky Wheel Bike Shop | Palmdale, CA