Good thing the 40mm need a certain distance to arm or it would have been much worse inside the Bradley.
Give or take 15 meters. Unless you want to blast some of your team mates with a "Star cluster" 40mm. Then your good to go at point blank

. I get a kick out of watching movies where they pull the pin/ release the spoon on a handgrenade and hold it and count letting it cook off before tossing it. Obviously they have way more faith than I and others I know in the competency of the government contractor that produces their fuzzes. 🙃