TwoSun Tuesday: TS20 (Knife Review)

Continuing on the TwoSun Tuesday train. This here's the TS20. An incredibly heavy knife due to the steel slab handles. This is most likely an inhouse design, or one that TwoSun distributes.
Specs:
3.4" D2 blade with 3.55mm stock thickness
189g weight!
0.53" handle width
Frame lock
Ceramic bearings & detent