A B Assembly: Assembled , Base Length: 8" , Base Plate Thickness: 5/8" , Base Width: 8" , Batteries Included: No , Color: Silver , Grade: Grade 304 , Includes: (4) Mounting Holes 7/8" x 3/8" , Indoor/Outdoor: Indoor, Outdoor , Inside Dia.: 4 1/4" , Integrated Chain Slots: No , Material: Stainless Steel , Mounting Size: 7/8" X 3/8" , Mounting Type: Lag Down , Outside Dia.: 4 1/2" , Removable: Yes