How to determine Tanfoglio / EAA Witness frame size?

You have a Tanfoglio / EAA Witness pistol and want to buy new grips, magazine, mag-pads, or just want to know what frame size you have?

EAA Witness 9mm Mag 17 Round with Extended Base Pad for Large Frame Tanfoglio Pistols

New Tanfoglio 10mm Stock III P : r/10mm

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Gun Test: EAA Witness Elite 1911 Polymer Pistol

EAA Witness P-S Tanfoglio 9mm Luger 4.5 16rds

EAA Tanfoglio Witness 9mm Flat Dark Earth Polymer Frame 4.5 Barrel

EAA Witness Elite Limited in 9mm

The Best Budget Pistol: EAA Tanfoglio Witness 9MM

EAA TANFOGLIO WITNESS-P .45ACP COMPACT 45

Tanfoglio Easy-Off Basepad

New Gun Day: EAA Witness P Full Size (Pics Inside)

EAA Tanfoglio Witness full size large frame Pistol grips pearl white plastic