Custom KWA M4 RIS, the old one that was front wired. KWA high torque motor KWA high torque gears G and g bucking All re wired to rear 416 style stock Reinforced piston and piston head New outer barrel 14inch Noveske rail 13inch(real steal one) VFC gas block Speed trigger M110 Spring Prometheus tight bore barrel Everything in the gearbox but the shell has been re done. All the wires are new Can come with attachments and will add cash for a HPA gun or a gbbr with extra mags. Open to any trades just let me know what you have or will sell for the right price.