Our SeaSense 2500LB Mighty Wheel Swing-up Trailer Jack has a Sea Coat finish, to withstand the harshest marine environments. The Mighty Wheel is 4" wide by 8" tall, to help prevent sinking into sand and mud. Increase your trailer's maneuverability into the garage, on rough surfaces and both on and off pavement. This side crank swivel trailer jack features dual locking pins, for added strength. Fits on tongues up to 3" x 5" and provides 27" of life and 14" of travel. Galvanized mounting hardware included.