I can’t believe I am parting with this beautiful gun, this ghk m4a1 has multiple upgrades including SAI buffer tube, magpul stock, magpul grip, magpul trigger guard, amazing barely used paint job, and grub screw Npas! Works fantastic and has a buttery smooth bolt rack. Has steel bolt and fcg, as well as steel bolt catch! 🔥 Values: Ghk m4a1 $600 with Pmag Maple Leaf Crazy Jet 6.02mm Barrel w/ Hopup Chamber Set 310mm $75 Magpul MOE SL Stock $65 Magpul grip $25 Magpul trigger guard $25 SAI buffer tube $40 Maple leaf 70 degree bucking $12 TOTAL: $842