Today were going to review part number fhdpb350101. This is the Fulton Fold Away Coupler hinge kit for a three inch by five inch trailer tongues. This is a bolt-on unit. This hinge kit will let you create up to a 48 inch fold away tongue for your trailer so that your trailer can be stored in even the smallest garage. It is designed to be used with achewaters our standard couplers. Again it… see more >