New product from PPS is this new-gen GP-25 Gas Grenade Shell that has a unique shape. It is made to fit the DBoys GP-25 Airsoft Grenade Launcher for AKs and powered by HFC134a/Top Gas/Red Gas. It has a capacity of 48 rounds, weighs 320 grams, the pin is auto reset after firing, and is now available at Airsoft Panda for US$22.00 for each shell.