Yes, this will take VR series magazines, mka 1919 magazines or ar12 magazines. Item number MKAA1 is a 20 round drum, item number MKA-A3 is a 15 round drum. Just type the item number into buds search. Hope this helps.

Paul, 10rd Magazine, 15rd Drum, 20rd drum and 21rd drums are available. budsgunshop.com/product_info.php/products_id/411559964 ------------------------ budsgunshop.com/product_info.php/products_id/714025798/promag+mka+1919+12ga+275+15rd+drum ---------------------------- budsgunshop.com/product_info.php/products_id/111608/promag+mkaa1+akdal+12+gauge+mka+1919+275+20rd+black+drum ---------------------------- I have several Promag Drums for my VR-80 and have not had an issue : -- youtube.com/watch?v=YlCjlC35Tb0

RIA has 9 and 19 round stick mags along with a 21 round drum https://advancedtactical.com/magazines.html?caliber=270 I would avoid the ProMag magazine

Paul, yes RIA makes 9 and 19 round mags for this gun. It will also take other mka 1919 magazines like this budsgunshop.com/product_info.php/products_id/98217/promag+mka01+mka+1919+12+gauge+10+rd+black+finish And drum mags like this >>> budsgunshop.com/product_info.php/products_id/111608/ .....Have a great day!