Trailer brakes I feel are a must have. They have saved by trailer at least twice. The worst was going through Las Vagus. Freeway speeds (55-60mph towing) over a small rise and around the curve all traffic was stopped. Hard braking to keep from hitting the last car in line. (left hand curve) a quick glance out the right side mirror showed the
Scamp wanting to pass, that just as I applying brakes. Stopped just a few feet for the last car. Said to myself "where's the trailer" looked in the center mirror. What do know it right behind me where is belonged.
The brakes did exactly what they're supposed to do. "keep the trailer behind the tow".
That made me a real believer of trailer brakes.