They key to survival is the ability to adapt. The X-Caliber allows you to scavenge all ammo listed below. By using a tried and true single shot 12 gauge shotgun. The X-Caliper system allows you to shoot the widest range of ammo from one platform. You can view on the manufacturers website by
Calibers include: .22 long rifle, .38 special, .357, 9mm, .45 ACP, .45 long colt, .410 shotgun as well as the base 12 ga shotgun. Additionally, X-CALIBER introduces .223, 7.62×39 and .308 to the mix. This means it could well be of interest to anyone who has an interest in scavenging ammunition. Granted, there are some serious considerations to make for dismounted use due to weight. But, additional inserts could be cached for later use.
You provide the base weapon which is a simple, reliable, break action design shotgun. It won’t raise undue interest as it is a commonly found gun, particularly in rural areas. Additionally, the X-CALIBER system will adapt to virtually any break action 12 ga.