Echo1 String Pulled M4/M16 Fast Magazine
The Echo1 M4/M16 Fast magazine eliminates winding your mag after shooting BBs. With the Echo1 Fast magazine you can pull a string, winding the magazine and minimizing the times having bbs feed your AEG. Constructed out of metal, this magazine is capable of holding up to 370 Bbs.
M4 Mag Features:
- Metal construction
- M4 series
- 370 round capacity