Hifi 50mm Titanium Diaphragm Speaker For AKG K181 K 181 Dj Headphone Headsets
Driver size: 50mm. Headphone Type: Closed-Back. Largest-in-class, titanium-coated 50mm transducers with pure OFC voice coils. Specially designed for Headphone cable. As long as you're good with a soldering iron they are easy to fit.