This horseshoe magnet is half of a ring magnet that would be 8 inch Outside diameter, 4 inch Inside Diameter, and 2 inches thick. This is all N45 material and the square face measures over 5,000 gauss. Each of the 6 arc segmenets will cost $120.00 for a total of $720.00 for the above monster. Shipping in the US will be $25.00 for UPS ground and outside the US will depend on the country and shipping methods available. This requires an enormous amount of shielding to be able to ship it. If you have been looking for a super huge horshoe magnet - this is it.