TamBee 10 Inch Lazy Susan Bearing Base - 150lb Capacity Aluminum Heavy Duty Lazy Susan Turntable Mechanism Kit for Smooth Rotation, Universal Hardware for DIY Furniture, Table (Base Only)

I bought this for my set and I think it’s exactly what I was looking for when I started thinking the same as OP. TamBee 10 Inch Lazy Susan Bearing... https://www.amazon.com/dp/B01MQSBP7B?ref=ppx_pop_mob_ap_share