Currently we have 2 Delta Point (Leupold) fottprint plates in production: for GSG 1911 and GSG 922 CA edition.

it Fits

 Leupold,

DELTAPOINT PRO

(FITS SHIELD RMS/RMSC/SMS, JPOINT, REDFIELD ACCELERATOR, AND OPTIMA) 

and Also: 

Holosun SCS 320-GR (SigP320)

and

 Bushnell Electro-Optics (this is good for SigP320)

RXS-100 Reflex Sight