king arms M4 w/ris handguard

Tokyo Marui P90 sights, selling as spares or repairs. The sights were heavy corroded internally, I managed to get it working but not fully, the red dot comes on but is dim and the switch needs replacing.

has a loose safety and no trigger sear. can't be asked to fix it so i'm listing it for parts. the pistol is fully plastic.

Mp5k think its JG but not 100% Fitted with cyma metal charging handle and mag release. Has gate titan installed, quick change spring gearbox Cycles semi and full but problem it has is the fps is about 120 ....think it could be hop unit but not sure. Polymer lower receiver, metal upper receiver. Rail is plastic not meta...