M4 CQBR

Before i bought my first Hpa i used it mostly in cqb games, now it's just rotting as part of collection.
M4 build on specna body metal not plastic ones idk what model is that.
Painted last year with fosco.
M4 goes with all on it like:
-Silencer Cheap kac qd
-Wilcox Mount for Comp M2
-Comp M2 Theta Optics
-Peq15 Working Flashlight, Laser and Ir Not potted chinese copy
-Unity Buttons for Flashlight and Peq
-3 Guarder Mags and One from photo

Shoots 32rps 1j with 0,25g BBs

Part List of Gearbox:
-Perun Hybrid
-Shs Nozzle
-Shs DSG Gear 18:1
-Corrected Aoe
-Shs Piston
-Shs Piston and Cylinder Head
-Guarder Tappet Plate
-Cyma Tappet Plate Shortened by 3 Coils to pull harder nozzle
-Spur and Bevel Shs 
-Blue Cylinder G&G from Arp9
-Motor Ultimate 30K
-Gearbox Mancraft with Retro Arms bearings (black ones)
-G&G Black rotary Hop-Up Chamber with Tnt-s+ 128mm Barrel, Flatted Green rubber with Omega Nub
-M150 Guarder Spring Cutted little
-Trigger unkown random one i found in box just putted in.