Add the capability to carry more spare ammo on your tactical shotgun, along with an optics mounting rail with this package from Advanced Tactical. It includes a Halo Side Saddle, a modular Add-A-Shell set that allows you to add up to five shells in any configuration, and a side saddle top rail for mounting optics or accessories. Made in the USA.

Specifications and Features:
All components precision CNC machined from 6061 T6 aircraft aluminum
Military type III hard anodized finish
Sleek, skeletonized side saddle design
Two mounting positions on ejection port side
Three mounting locations on non-ejection port side
Holds shells firmly in place
Mounting location for 6" top rail
MIL-STD 1913 Picatinny rail
Mounts using existing screw holes in the top of the receiver

Fits:
Remington 870 12 gauge shotguns