Marui Colt M16 VIETNAM 
SP65MAE
Only use ASGK ammo in this gun

The Colt M16 VIETNAM is semi and full automatic with metal parts. Other features are: 190BB magazine capacity, EG700 motor, adjustable Hop-Up system, safety catch and requires 8.4v battery (code: SP96MA) which also requires a charger (code: RRSAT15).