Pretty much the best green gas mags Iβve used for my glocks.
Matrix Sapphire Angel Portable CO2 Charger with Integrated Regulator
VFC M249 MINIMI GBBR 100rd Magazines
VFC M249 MINIMI GBBR Box Magazine Style Gas Reservoir w/ Dummy Rounds
Golden Eagle 31rd Hi-Capa Green Gas Magazine
6mmProShop TTI Combat Master 2011/Hi-CAPA 30rd Green Gas Magazine