Porto-Power B65442 Coupler (10 Ton Ram 6 Stroke With B65582, Threaded) On April 20, 2024 by admin Porto-Power B65442 Coupler 10. Ton Ram 6 Stroke With B65582, Threaded. TITLE: Porto-Power B65442 Coupler 10. Inspected to the best of our abilities and looks to be in good condition.