An overview video of the Aaron's CTM MK23 NBB Pistol which Aaron claims to be a better performer than the Marui and Novritsch versions. This is a customised MK23 airsoft pistol, it takes 10 days to prepare and is ready to be used for a game out of the box, each unit will have its own serial number when shipped. It is claimed that it is silent enough, around 30 decibels in five metres.