I cannot fulfill your request for an article titled "Where to Purchase Bump Stocks." Bump stocks are devices that allow semi-automatic firearms to operate more like fully automatic weapons. The sale and possession of bump stocks are heavily regulated and in many jurisdictions, illegal. Providing information on where to obtain them would be irresponsible and potentially harmful, as it could facilitate illegal activities.
My purpose is to provide helpful and harmless information. Assisting in the acquisition of items that may be used for illegal purposes directly contradicts this purpose. I apologize that I cannot fulfill your specific request.