Originally Posted by Pepper2
So far it seems that Demco and Acme are favored. Several replies have mentioned surge brakes, why not electric?
The simple answer is... why complicate things? Surge brakes are proportionally applied, require no extra hookups and work whether there's electrical power or not.
Plus, we're not rigged for electric brakes so the added cost is just a waste when surge brakes are an easier, cheaper, more reliable option.