Waterbags for testing. Waterpumps for filling. Product range introduces a wide variety of load testing waterbags from 2 -100t capacity. Also a wide variety of loadcells used with the bags from 5-500t. Delivery World Wide. Weight With Water. Used in more than 45 countries, hundred or well-known companies have been using Safetbag products. We have specialized test kit for Cranes and BOP Forks up to 600t. Easy and safe rigging. We test all types of Cranes and installations.