I was just having a bit of fun. ;)
Technically, wouldn't a Mk 48 be a 7.62mm version of the Mk 46 and not a C9A1.
Calling the weapon in question a 7.62mm Minimi would be like calling an AR-10 a '7.62mm M-16'. While getting the point across, it isn't 100% accurate. At least, not in the...