Crane test weights are stackable weights made of steel. With these weights, companies can now perform periodic re-certification of lifting devices operational in the unit. Customers can get these weights in any size, weight and number from our company, Annam Weighing System & Service. The individual weights can be stacked to achieve desired total weight requirements. To allow the users easily identify the weight, the crane test weights are labeled. Users can make combinations of individual weights to achieve desired weight for the purpose of testing. By conducting such tests, companies can ensure the safety of crane or other lifting equipment operators. Also, the tests conducted using the weights to ensure the equipment operates at original design parameters.