Aftermarket titanium milled pocket clip some Civivi knives which have a recessed clip mounting point.

Compatibility list (may fit some others):

Screws A works on below Model Name and Model Number:
Mini Praxis : C18026C-1, C18026C-2, C18026C-DS1, C18026C-4, C18026C-5
Qubit: C22030E-1, C22030E-2, C22030E-3, C22030E-DS1, C22030E-5
Vision FG: C22036-1, C22036-2, C22036-3, C22036-DS1, C22036-5, C22036-6, C22036-DS2
Banter: 2004A, 2004B, 2004C, 2004D, 2004E, 2004G, 2004H, 2004J, 2004K
Big Banter: WE21045-1, WE21045-2, WE21045-3

Screws B works on below Model Name and Model Number:
Button Lock Elementum II: C18062P-1, C18062P-2, C18062P-3, C18062PB-DS1, C23049, C18062P-7, C18062P-8
Sokoke: C22007-1, C22007-2, C22007-3, C22007-DS1, C22007-5, C22007-DS2