Two questions that come up over and over again and to be honest I just hate answering, mainly because both of these questions to me are kind of common sense questions. I feel if someone where to stop and actually think about teh question, the answers would become obvious. That said, common sense has to be learned somewhere and not all of us are exposed to the same life experiences so here goes... Read full article here: https://www.replicaairguns.com/2014/2/12/will-this-ammunition-work-in-my-gun-can-i-convert-a-blank-gu.html Buy the ROHM RG-88 9mm P.A.K. Blank Pistol in the Canada Store: https://www.replicaairguns.ca/rohm-rg-88-9mm-p-a-k-blank-pistol#actualcolour=Black