My Gator Speaker Bag Fits SRM450 with Wheels and Molded Bottom (GPA-777) rolls like a dream because it has better wheels

They say there are "four" wheels, but actually, there are two fat wheels with a molded groove in the middle that makes it look like each wheel is two wheels, but isn't

but the wheels and pull handle could be better, but everything works good enough, its not an issue for me.

They say there are "four" wheels, but actually, there are two fat wheels with a molded groove in the middle that makes it look like each wheel is two wheels, but isn't