OCAW_MK15 HPA build details



Air nozzle Red Air Nozzle
Barrel Lapped 387.5 millimeter 6.03 stainless steel inner barrel with R-Hop patch
Bucking Modify Soft 
Electrical Polarstar FCU
HPA Engine Polarstar EMG Gen III, V2 Fusion engine
Hop-up UA x Maxx Model, Pro, hop-up chamber
Trigger Maxx Model adjustable trigger, Red type b, pre-tuned



Selector switch Retro Arms Red selector switch
Muzzle Orange tip installed, UA_Banshee -14mm slim amplifier included
Sights PTS Flip up sights
Stock MFT Minimalist Stock
Charging handle Ambidextrous charging handle
Handguard Midwest Industries 15" M-Lok Combat Rail
Outer barrel Krytac 15" Aluminum outer barrel
Receiver  Umbrella Armory OCAW AR receiver (VFC OEM)
Motor Grip PTS EPG-C with grip line


Battery Matrix 7.4 volt 250 mah lithium polymer battery, JST connector, brick type
Magazine PTS EPM 150 round M4 type mid-cap magazine 
Misc Polarstar manual, patch, sticker, VFC hardshell case