Base minimum height is 50", can be set to a max height of 78". Each leg has independent height adjustment from 0-18 inches with thumbscrew and locking pin -- prevents slipping -- use on uneven ground surfaces. Each leg has non-skid rubber feet and can accommodate anchor foot braces MFJ-1905. MFJ-1921's frame is constructed with black 13/8 super strong steel pipe.Collapses fast and easy to a minimum carrying size of just 7Wx69Hx7D inches. This item is in the category "Mobile Phones & Communication\Radio Communication Equipment\Antennas\Ham/Amateur Radio Antennas". The seller is "watersstantonbargains" and is located in this country: GB. This item can be shipped to United Kingdom.