Cheater Bar Shipping Container Handle Leverage Bar with Extension Pole - OPNBar Version 4(Lightweight Version) - for Shipping Container Doors - Optional 5th Wheel Release - Made in The USA OPNBar Version 4 (1 Pack) Large Mouth Leverage Bar (Shorter Version) with Extension Pole (5th Wheel Release optional) Leverage Bar for Shipping Container Doors. The mouth accommodates shipping container handles that have a rubber sleeve attached and is extended deeper for better grip around the container handle. In addition, it features more bend around the mouth for more universal compatibility, and extra gripping around the center and is compatible with our future extensions. Did you know that trucking, cargo and insurance companies lose billions a year due to operator injury? Did you know 50% of all trucking injuries are sprains/strains? We introduce a multi-purpose trucker tool, a shipping container safety hand leverage tool, tire thumper, and 5th wheel hitch pull hook, container seal breaker, cam pin compressor, T Handle toolbox latch tool, and primarily designed for opening and closing truck trailers and shipping containers with the safety of the truck driver, operator, and worker foremost in mind.