Elic, Ruger designed the PC Carbine to accept common Ruger 9mm pistol magazines like the SR-Series, Security 9, and Ruger American Pistol. With a quick and easy magazine-well swap, the PC Carbine will accept standard Glock 9mm magazines. --- offgridweb.com/gear/pistol-caliber-compatibility-ruger-pc-carbine-review/

Elic, Ruger PC Carbine comes with interchangeable magazine wells for use of common Ruger® and Glock® magazines. Ships with SR-Series™ pistol magazine well installed and an additional magazine well accepting Glock® magazines is included*. Ruger American® Pistol magazine wells are available at ShopRuger.com.