10-inch legs add 2 more inches of under the bed storage space (15-inches of total under bed space) and 2 more inches in total frame height (total frame height 18-inches).
8-inch legs are the standard legs included in with the Black₂. Allows 13-inches of total under the bed storage space 13 inches in total frame height.
5-inch legs lowers the bed 3 inches of under the bed storage space (10-inches of total under bed space)and 3 more inches in total frame height (total frame height 13-inches).
2-inch legs lowers the bed 3 inches of under the bed storage space (7-inches of total under bed space)and 3 more inches in total frame height (total frame height 10-inches).