Originally a GHK mk18, this is a lovely rif, has been given an adjustable nozzle (grub screw) and fires nicely on black gas. Of course this can be adjusted for other gases. It has the following: 

S Hop (slings 0.32 ammo) 

Barrel upgraded 

Complete strip and service

Receivers cerakoted in black 

Repro BAD lever (works really well actually!) 

Genuine v1 Ergo grip in tan 

Genuine magpul CTR stock

Angrygun L119a2 rail (has marks from use but not any damage) 

Charging handle upgrade (also cerakoted) 

Surefire 4 prong flash hider 

Repro 4x acog (brand new) 

3d printed rmr rail mount and rmr 

4x Gmags

Prefer collection but will post