Gbbr vector

Gbbr vector 450+pp or can do collection from cornwall Comes with: -3 gas mags -1 stript gas mag -1 Acetech Blaster Tracer Unit -1 vertical grip -1 vector to m4 HPA tap Internals upgrades: -High Performance Piston Head -stronder nozzle return spring -spring return -beter hop rubber and unit -m4 stile mag rilees Spear parts: -4 rollers for the blow back system -1 orin All of the part that i have replast It has had about 200 rounds through it on a shooting range. Hi, I was wondering if anyone has a G&P U.S. Navy MK23 MG (Stoner 63) working or not willing to trade for a gbbr vector?