Parts list: -Spectre mk2 -RA split shell with integrated hopup -RA bearings -RA trigger -siegetek dsg gear set -m190 spring -lonex red arl -oring air nozzle -shs tappet -shs cylinder head with 2 orings -shs piston -shs piston head -jg blue motor This is the nicest dsg setup you can possibly buy and works great. $80 in tech work was done fairly recent by Ryan Spurlock (theairsofttech). I can provide a shooting video for serious buyers only. The receiver is not included only the gearbox and motor. NO TRADES