ProMag Benelli M1 Super 90 Shotgun Magazine Extension Tube-12 Gauge (PM145)

The ProMag PM145 Benelli M1 Super 90® magazine extension adds two (2) 3" magnum shells, or three (3) 2-3/4" shells in capacity to 12-gauge M1 Super 90 shotguns. The magazine extension is machined from solid billet T6 aluminum alloy, then type III hard anodized. The spring is precision wound using Chrome-silicon wire for reliability. All mounting hardware is included.

PM145 Magazine Extension Specifications
- Color: Black
- Material: T6 Alluminum Alloy, Type III Anodized
- Fits: Benelli M1 Super 90 12 Gauge Shotgun
- Model Number: PM145
- UPC: 708279007941