Precision Combat Arms - This shows some of the things that you can do with your King Arms P90; Echo 1 M4 magazine adapter with H&K style suppressor covering a 420mm 6.01mm
Evike.com Custom P90 Terminator Airsoft AEG w/ Box Mag (Color: All Tan), Airsoft Guns, Evike Custom Guns, P90 / E90 series
FN Herstal Licensed P90 Full Size Metal Gearbox Airsoft AEG (Color: Dark Earth / Gun Only), Airsoft Guns, Airsoft Electric Rifles - Evike.com Airsoft Superstore
When you want an m4 but you still want to feel special : r/airsoft
AirsoftNMore.com | Echo 1 E90 1500 Round Box Magazine Adapter for AEG P90 Airsoft Guns | Buy Online at AirsoftNMore.com