Also remember to notethat in the previous couple of yrs I have observed numerous Chinese Companies start creating and selling dummy rounds that are just like the A-Zoom Snap Caps. I use these to check my shotguns before I just take them to the field, just after cleaning and reassembly, https://alexisidvme.ssnblog.com/29024171/5-tips-about-dry-fire-practice-blank-shells-you-can-use-today