Shotgun Mounts

Mossberg 12-Gauge Shell Carrier with Picatinny Rail Mount - 500/590/Shockwave

Mossberg 500/590 Series Shotgun Picatinny Rail Mount

Multi-Rail Picatinny Accessory Mount for 12 Gauge Shotguns

Remington 870 12-Gauge Shotgun Shell Carrier with Picatinny Rail Mount

Mossberg 20-Gauge Shell Carrier with Picatinny Rail Mount - 500/590/Shockwave