Brand new, never been used. They come with color coded stickers and other little features. Unfortunately, I didn't pay attention to the feeding socket when I ordered them, they don't work with my M4. They are designed to work with the original Japanese 'Systema' M4 PTW and clones.
- Polymer magazine housing to reduce weight of magazine and increase durability.
- Semi-transparent plastic inner magazine assembly for easy BB feed trouble shooting.
- Will work with the original Japanese 'Systema' M4 PTW and clones.
- Equipped with stiff spring to deal with 0.20g to 0.3g BB.
- Specially designed magazine follower without the need of additional 'Systema' eye-drop style follower.
- Easy spring replacement system for spring cleaning, lubrication and even replacement.
- Designed with stoppers for 30 / 60 / 90 and 120 rds BB capacity to suit your combat needs.
- Labeling area are available on magazine for your personal note such as BB bullet weight and personnel ID identification.
- Comes with color labels as shown in the pics.