Magazine is compatible with your AR-15. It is constructed of DuPont Zytel polymer with anti-tilt mag follower and mag spring formed from chrome silicone wire.
| UPC | 708279014512  | 
		
|---|---|
| Manufacturer | ProMag  | 
		
| Manufacturer Part Number | RM40SL  | 
		
| Model | Standard  | 
		
| Capacity | 40  | 
		
| Caliber/Gauge | .223 REM/5.56 NATO  | 
		
| Model Fit | AR-15  | 
		
| Product Type | Magazine  |