Molcom Korean Airsofter brings the S&T MK46 AEG to a game to see how it performs. The S&T M249 MK46 features a mostly polymer gun with a metal barrel and a full metal version 2 gearbox. The MK46 has an adjustable sliding stock that lets you customize the length of the gun to fit your preference. It also has a RIS front end that allows you to attach various accessories such as sights, lasers, or flashlights.