G&G have shared details of their GTP 9 full auto cylinder kit which will be available soon:
Cylinder Kit
The GTP 9 Full Auto Cylinder Kit is a direct OEM replacement designed for the GTP 9 Full-Auto. (Note: Installing the GTP 9 Full Auto Cylinder Kit into a standard GTP 9 will not make it shoot full-auto.) Coming Soon. Contact your local dealer for pricing and availability.Find your local G&G Dealer
G&G
