Lift heavy trailers-Without the strain. The SuperMax Gearbox is a heavy-duty, American-made jack upgrade that replaces manual cranking with your cordless drill. Built with our highest gear reduction, it delivers serious torque so you can lift with ease—no strain on your drill, no strain on you.
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Great product
works great, great communication, great product if your on the fence get one. we have a very heavy duty application and it does its job with ease.
M
Mark · September 22, 2026
Gearbox doesn’t seem to be working very well actually removed it from the trailer after using it just one time very disappointed in the product