A1) 42 Diameter x H30½ (Clearance under apron: 26¼") with 2-24" center extensions B1) 48 Diameter x H30½ (Clearance under apron: 26¼") with 2-24" center extensions C1) 54 Diameter x H30½ (Clearance under apron: 26¼") with 2-24" center extensions D1) 60 Diameter x H30½ (Clearance under apron: 26¼") with 2-24" center extensions