Cyma Platinum M4 QBs Airsoft AEG Rifle 8.5" M-LOK with Battery

Built Cyma platinum Build list Maxx Piston Maxx Piston head Maxx Cylinder T238 Brushless Motor SSG 13:1 gears (30rps can go higher) Maxx Speed Trigger Prometheus Bucking Titan II MOSFET Maxx Hopup Stock inner barrel but polished Cyma 110% Spring shooting about 340-350 fps Amazing red dot, Amazon light, Magpul Grip. Any questions can be answered