Kakamasri enterprises offers step blocks. Step blocks are used to obtain the required supporting height; different heights can be obtained by using 3 sizes in 3 different ways. Combination sizes are available: 50-100 gives min 22 to max 79 mm height: 50-210 gives min 22 to max 144 mm height; 100-210 gives min 38 to max 168 mm height; and 210-210 gives min 69 to max 208 mm height.