M4 gbbr full custom build all metal cnc hand guard bolt and hop

I'm selling my m4 build and custom sand paint job. The gun is full metal Steel outer barrel Steel hop unit Steel bolt Steel hammer sear trigger set Duel control selector steel Steel mag release Steel muzzle break Gissele milspec buffer tube Uprated buffer and spring Steel bolt assist The gun is I great condition and functions perfectly Sear set have been polished for crisp break Comes with 2 mags 20 round green gas 30 round co2.