The 7-Way, on its own, will not engage electric brakes. You would need to add a brake controller. I would suggest a proportional unit as it will detect how hard you are braking in the truck and adjust the braking power on the trailer to match. It will yield a smoother braking system.
bona fide (not comparable) 1  In good faith. 2  Genuine; not counterfeit.
Thus, an agency may not obligate current appropriations for the bona fide needs of future fiscal years without statutory authority. One provision of the Federal Acquisition Streamlining Act, now codified at 41 U.S.C. 3903, provides a statutory exception to the so-called bona fide needs rule.