Allen Knit Gun Sock Grey 52 in.This 52 in. length, firearm sock by Allen is made from soft, knit fabric. The firearm sock was designed to protect most shotguns and rifles with or without optics. A limited silicone treatment for short term protection helps guard against rust, pitting, corrosion, and dust. It is also great for preventing dings and scratches in storage or in transit. The cinch closure will keep it secured around your firearm.