Ngngonly Channel does an upgrade of an E&C 416D airsoft rifle, aiming for a muzzle velocity of approximately 395 FPS, suitable for outdoor play in Thailand. The main components installed were a brushless motor and an e-shooter electronic trigger unit (ETU). During the initial inspection, the presenter discovered significant contamination from silicone oil inside the tight-bore barrel and hop-up unit, which required a thorough cleaning.