Trailer Ball Vehicle Class I II Ball Diameter 1 7/8 in Gross Towing Weight Capacity 2 000 lb Gross Vehicle Weight Capacity 2 000 lb Material Steel Finish Chrome Features Fine Threads Limited Lifetime Warranty (1 yr Finish 1 yr Parts) Zinc-Plated Hex Nut and Helical Lock Washer for Mounting Ball Type Trailer Ball Color Silver Resistance Properties Corrosion-Resistant Wear-Resistant Shank Diameter 3/4 in Shank Length 2 1/8 in Standards VESC V-5