Sturdy And DurableCast iron makes the spring compressor tool with high hardness, so this product can maintain excellent performance and practicality for a long time. High Load BearingThe sturdy screws and solid construction allow it to withstand a load of approximately 2200 pounds, which makes it possible to remove hardtoreplace strut springs and help repair strut components. Adjustable DesignThe strut spring compressor is adjustable in height 35.545 inches, you can use it to compress springs of different lengths for easy operation. ApplicationThe shock spring removal tool is suitable for disassembly and assembly of strut springs with lengths of 8.2722.44 inches and diameters of less than 15.75 inches, and for disassembly and assembly of struttype shock absorber springs on cars, SUVs, vans, pickup trucks and other vehicles.