XRAIL Add On For 12 GAUGE SHOTGUN, Finally A High Capacity Magazine For Shotguns
It attaches to the magazine tube on the front of Mossberg, Winchester, FNH, Benelli, Remington, and other shotguns.
The Compact XRAIL System for Remington 870/1100/1187 shotguns ($649) has black nylon tubing and holds up to 14+1 rounds.
The full-size XRAIL ($699) with clear polycarbonate tubing holds up to 22+1 rounds.
Brownells is Exclusive Distributor of XRAIL's Shotgun Magazine Extension