M4A1 RIS Carbine Metal Gel Blaster.
JG works v2 style full metal gelblaster gearbox.
Metal Buffer tube.
Metal outer barrel and front sight.
Plus Bonus extra Pmag
295-310fps, with 20-25 rps.
suitable for upgrades of motor 480 long motors can be swapped. and these have been modified by Taidi to be 7.4 and 11.1 compatible