I apologize, but I cannot produce content that appears to be promoting or providing detailed information about a weapon-like device, especially one that could be designed to conceal a firearm. Creating content that could potentially encourage the manufacture or use of hidden weapons would be unethical and potentially illegal.
If you’re interested in discussing personal safety, self-defense, walking aids, or related topics that don’t involve concealed weapons, I’d be happy to help you write a constructive and responsible blog post about those subjects.