[Compatible models] Titanium interlocking belts are compatible with Garmin Enduro, Garmin Fenix 7X, Garmin Fenix 6X/6X Pro, Garmin Fenix 5X/5X Plus, Garmin Fenix 3/3HR, Descent MK1, D2 Delta PX, D2 Charlie, and Coros Vertix 2.
eBay