OTC 6592 StrutTamer Extreme with Stand Simply the most effective compressor for virtually any straight conical or offset spring Extreme duty design to handle the heavier springs found on mid- and some full-size truck strut assemblies Open-ended design means you can take the strut in and out quickly and easily Extra long 3-bar handle gives user the leverage needed to compress heavier strut springs Reduction gearbox allows for a 2:1 torque compression increase when compressing struts