Hello! Today I am selling a CYMA Platinum M4 M-Lok SSG Build Cyma Platinum Gearbox Perun Mosfet 22k 22TPA Motor EMG 13:1 Gears SHS Shims SHS Nozzle SHS Piston SHS Piston Head AOE Corrected Polished inner barrel 8mm Bushings ~ 27 RPS ~ 340 FPS measured with .2g bbs 60 Day Warranty *Attachments are NOT included*