CYMA - Metal AK Tactical Assault Rifle AEG (CM041I, Black) FN Herstal P90 The reason being is that

The reason being is that the long contact patch nub inside doesn't readjust itself to fit the BB's profile as it gets squeezed through the bucking

Lower malfunction rate

Weight (Gram): 4935(With Box)

'Əmm para'' marking on inner barrel

CYMA - Metal AK Tactical Assault Rifle AEG (CM041I, Black) FN Herstal P90 The reason being is thatSpecification: Type: AEG Material: Polymer, Aluminum Alloy Fire Mode: Semi Auto, Full Auto Hop up: Adjustable Length: 820mm, 920mm (stock extended) Barrel Length: 363mm Power Source: Battery (Ak Stick) Barrel Thread Type & Diameter: Counter Clockwise 14mm Magazine Capacity: 500 Rounds Package includes: CM040I BK, Magazine, Original Box Feature: Comes with a 20mm CW 74U Flash Hider (with a 14mm CCW to 20mm CW Adapter). Comes with a custom front set