For any trailer, ideally, make sure that the boat transom is flush with the last rollers or aft end of the bunks. While the rollers can be moved—and may have to be—moving the winch stand forward or ...

Boat trailers ranging from 26 to 30 feet in ... the water, you need to lock open the rear double doors, and then swing out a pair of guide posts and unfold a double-roller at the back of the trailer .