The diameter is 8

Retro Arms CNC skåret Cylinderhoved type C Lang

It is manufactured from CNC aluminum and comes with 8 built-in pressure holes and an o-ring to reduce friction when the spring is running

1 Click = 16

G&G ARP9 Stealth, Guld 028-kugler The diameter is 8The ARP9 is one of G&G Armament's newest rifles. Shown at IWA 2017 as one of their newest and most hyped models, this one stands as the icing on the cake. The rifle is a good mix of an M4 AR15 and then a 9mm SMG. The design of the rifle has the feel of an M4 but is perfect for use on a CQB range. In addition, it does not use normal M4 magazines but instead uses smart and different 9mm magazines (in the look) The Stealth model here comes with a nice