A good rule of thumb is to choose a winch with the same rating as the one that was on the trailer when it was new. For example, my tandem-­axle trailer, which carries my ­21-foot boat, has a manual ...

WIDE AND SECURE: Our marine grade boat trailer straps measures 2 inches wide by 20 feet long woven polyester webbing and the zinc coated winch hook has a spring closure for added security.