How many variations of magazine base pads are there?

Gen 1 & 2 Magazine Plastic Base Pad Gen 2 Magagazine Aluminum Base Pad (old version) Gen 2 Magazine Aluminum Base Pad (latest version) Can be used with Gen 1 & 2 Tactical Advantage Magwell Prevents over insertion Prevents over insertion Can be used with Dawson Precision ICE Magwell Cannot be used with any magwell […]