Rack has ten display slots. This is a great option for displaying multiple agate slabs. This rack comes unassembled, and is easy to break down for taking to shows. All measurements in inches Product Number Height Width Depth Slot Depth Price MS4H 1 3/4 2 1/2 8 1/4 $8.50 MS6H 2 1/2 3 5/8 11 3/8 $9.75 MS7H 3 1/8 4 1/8 14 1/2 $12.75 MS8H 4 4 7/8 18 5/8 $14.75