(...) I think it's actually a 2x2 round plate in the center, with four 2x2 corner plates surrounding it. It's a bit hard to tell from the photo though. -Elroy (19 years ago, 11-Jan-06, to lugnet.build.mecha)
(...) I'm not sure how he did the 4x4 plate either, unless he drilled it. I made this turntable and used a 2x2 round plate. Worked like a charm. -Brian (19 years ago, 11-Jan-06, to lugnet.build.mecha)