A high capacity magazine Marui style M16 series rifle. Fits all M4, M4 RIS, SR16, M16A1, M16A2, M16VN and CAR15. Large thumb dial on bottom of magazine allows you to wind it up and feed 300 rounds of BBs into your AEG.
- 300 Round Capacity
- Thumb dial on bottom of the magazine for fast winding
- Steel exterior