Sometimes players just like taking a pristine-looking airsoft gun and giving it the "weathered" look, like it has been used in some intense moments. You can do it yourself if you want to and in this video, LCT Airsoft shows you how to give that look to their LCKM and LCKMS AEGs... "In this video, we will show you how to weather LCKM and LCKMS in a simple way. The only tool you need is your sandpaper!"