Titanium Standoffs/Scale Screws+Steel Insert Screw/Pivot Screw/Lock Bar Stabilizer for ZT0562
They're made of grade5 6AL-4V titanium.

A full set includes 1 set pivot screw, 8 scale screws, 1 steel insert screw, 4 standoffs, and 1 lockbar stabilizer.
There are 3 colors available: Plain, Anodized Bronze, and Anodized Blue.
Listing is for the titanium parts only. Knife is not included.