Product Description
ATI S-BEAM MB3-R 12GA PUMP SHOTGUN SGP 18.5" BBL BLADE SIGHT W/ RAIL
American Tactical MB3R is a Remington 870 clone
- 12 GA 2 3/4" and 3"
- Magazine Tube is threaded the same as a Remington 870, compatible with S&J Hardware Remington 870 magazine tube extensions (+1, +2, +3) (+2 will sit flush with the end of the barrel)
- Compatible with S&J Hardware Remington 870 Jumbo Safety
- Compatible with S&J Hardware Mossberg 500 / 590 M1913 Rail
- Compatible with Magpul furniture
| Manufacturer | S-Beam Precision Products | 
| Model | MB3R | 
| UPC | 813393019784 | 
| Action | Pump | 
| Barrel Description | Smooth Bore | 
| Barrel Finish | Black | 
| Barrel Length | 18.50" | 
| Barrel Length Range | 18" to 18.99" | 
| Capacity | 4+1 | 
| Chamber | 3" | 
| Gauge | 12 Gauge | 
| Hand | Right | 
| Metal Finish | Black | 
| Metal Finish Group | Blued/Black | 
| Oal | 39.25" | 
| Receiver Description | Blued Steel | 
| Receiver Finish | Black | 
| Receiver Material | Steel | 
| Safety | Manual | 
| Series | R | 
| Sights | Blade Front | 
| Similar Items | SGP12 | 
| Stock Description | Fixed | 
| Stock Finish | Black | 
| Stock Finish Group | Black | 
| Stock Material | Synthetic | 
| Trigger | Standard | 
| Weight | 8 lbs | 
| Weight Range | 8 lbs to 8.99 lbs |