Equal-i-zer 90-02-4700 Specialty Drop Shank 2 1/2 Inch Square - 3 Inch drop/7 Inch Rise x 12 Inch Length Designed for use with No Shank Equal-i-zer hitch weight distribution systems Fits: 2-1/2" trailer hitch receivers Tongue weight: 600 lbs - 1,400 lbs Overall length: 12" Maximum drop: 3" from top of hitch receiver opening