![Amazon.com : Monstrum Side Saddle Shell Holder for Mossberg 500/590/ Shockwave Series Shotguns | 12 Gauge : Sports & Outdoors Amazon.com : Monstrum Side Saddle Shell Holder for Mossberg 500/590/ Shockwave Series Shotguns | 12 Gauge : Sports & Outdoors](https://m.media-amazon.com/images/S/aplus-media-library-service-media/30f7d195-2a83-4e87-8dca-29802d9398ea.__CR0,0,1500,1125_PT0_SX600_V1___.jpg)
Amazon.com : Monstrum Side Saddle Shell Holder for Mossberg 500/590/ Shockwave Series Shotguns | 12 Gauge : Sports & Outdoors
![Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns](https://m.media-amazon.com/images/I/51EK3tU6QBL._AC_SL1500_.jpg)
Monstrum Side Saddle 12 Gauge Shotgun Shell Holder | Compatible with Maverick 88/Mossberg 500/590/Shockwave Series Shotguns
Rapid Fire Arms LLC - Used Mossberg 590 Shockwave in stock. This one has a side saddle shell holder on it too. $379.99 | Facebook
![Amazon.com : GG&G GGG-2001 Inc., 5 Shot Side Saddle, fits Mossberg Shockwave, Holds 12 Gauge Ammunition, Angle Facilitates Easy Bottom Loading of The Magazine Tube & Top Loading of The Chamber, Black Amazon.com : GG&G GGG-2001 Inc., 5 Shot Side Saddle, fits Mossberg Shockwave, Holds 12 Gauge Ammunition, Angle Facilitates Easy Bottom Loading of The Magazine Tube & Top Loading of The Chamber, Black](https://m.media-amazon.com/images/I/4182WCZxUPL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : GG&G GGG-2001 Inc., 5 Shot Side Saddle, fits Mossberg Shockwave, Holds 12 Gauge Ammunition, Angle Facilitates Easy Bottom Loading of The Magazine Tube & Top Loading of The Chamber, Black
![Mossberg Shockwave w/ Magpul forend, side saddle, mini-shell adapeter. Loaded w/ Aguila shells. [OC] [1920x1080] : r/GunPorn Mossberg Shockwave w/ Magpul forend, side saddle, mini-shell adapeter. Loaded w/ Aguila shells. [OC] [1920x1080] : r/GunPorn](https://i.imgur.com/UWrNTkg.jpg)