This a KM-06 Amoeba European Model Chronos at 385-405 with .20 EFCS Gearbox Parts: Flathopped ProWin Hopup Madbull 6.03 TBB Prometheus Purple SHS Piston Krytac Stock Krytac Mock Suppressor Can include POE grip and EoTech ISSUE: The stock motor spun out, needs a new motor. This gun shoots like a dream. Taking G&G Arp 9 offer