This mid-cap airsoft magazine holds 120 rounds of airsoft BBs. It is made by VFC and is compatible with M4/M16 Series Airsoft AEGs from Elite Force, VFC, Umarex, and Tokyo Marui plus some other AEGs that accept standard M4/M16 airsoft mags. Be prepared with a tactical advantage during airsoft events with multiple mid-cap mags. This magazine offered by Elite Force is made of high density injection molded polymer construction with a reinforced baseplate. It has a honeycomb type texture on the surface that improves grip especially when wearing tactical gloves. Easy to wind loading wheel is identifiable by touch.