PAKMULE secures with a threaded bolt. Sure, it can be done with an adjustable wrench, box wrench, or your teeth, but if you want to do it right, get the right tool for
the job. Proto has been making industrial hand tools in the USA since 1907, and BlackhawkTM by Proto makes hardworking tools for hardworking pros. Keep this ratchet and socket set next to your PAKMULE so its ready to go when you load up and handy when its time to remove your cargo carrier.