Price negotiable Externals Magpul stock Magpul trigger guard Magpul angled grip Vfc avolon trigger G&G sling adapter King arms flash hider Ncstar bipod Internal Polished Shimmed Lubed Shs gears D spring guide Lonex anti reversal latch AA piston and piston head. Valken flat-hopped alloy series 6.03 barrel Prowin hopup -11.1lipo included -No safety -Can provide shooting video upon request -work done by battlegrounds pa