More models of the G&D DTW Max3s at RSOV.com and they have a promo that if you get one of these you get a Vanaras PTW or G&D DTW Magazine in Black for free, giving you an extra magazine. These DTWs come with the ECU which is programmable, allowing you to have a burst option from 2 to 30 round burst. All you need to program is using the trigger to set the burst fire that you want. Now, you can select to four more models of this AEG series that gives an affordable option to PTWs and CTWs.