Atlas Custom Works 5000 Round M4 High Capacity Electric Winding Drum Magazine (Color: Black)

• This 1500 round high capacity drum magazine keeps you from having to change magazines
• The electric winding function makes loading more BBs very quick and hassle free while on the field
• There are two trap doors that you can fill BBs from making loading BBs easy and efficient
• ABS plastic design makes this magazine very lightweight without compromising durability
• This magazine comes with a pressure button that you can use to wind it at the push of a button or have it automatically load
• There is a sound control function where you can have the magazine auto wind with the sound of your AEG firing