Feature- Dump truck, dump trailer or dump body hinges. - Approximately 5-1/2" x 5-1/2" x 3-1/8" with 1" solid steel pivot pin. - Integrated grease fitting for easy maintenance; hinges are unpainted (welding required). - Solid 1/4" thick heavy duty steel construction. - Durable, high quality, ready to handle any tough environments. - 2 heavy duty dump truck or trailer hinges.Specification- New Dump Trailer Hinge. - Those Dump Trailer Hinge are manufactured and tested to the strictest OE standards for unparalleled performance. - Built for trouble-free ownership and 100% visually inspected and quality tested. - Those Dump Trailer Hinge are backed by our 100% satisfaction guarantee. - 100% electrically tested prior to leaving the factory. - 100% factory test. - Top quality Aftermarket part. - Professional Installation is Highly Recommended. - No Instruction Included.