Just to let you know that telescoping arms allows you to make the ball ends movable to hook implements up but the first thing you have to do is slide them back into the locked position. They are not strong enough when not locked up close.
Your draw bar is too far back, in the middle. Something that helps ballast work better for you is to move it farther away from your tractor! You have it tucked in too close. :2cents:
Your box should look like:
View attachment 507238
Nice touch with the "Kubota" imprint.