Trailer jack provides quality and durability at an affordable price. Zinc plated steel construction for corrosion resistance. Fits trailer tongues up to 3″ x 5″. 12″ Travel distance. Extends from 12.60″ to 24.61″. Lift 24.61″. 8″ x 2″ wheel. Standard handle. Grease port for easy lubrication. Easy-service gear box. Zinc plated mounting hardware included.