Trailer Ball Vehicle Class V Ball Diameter 2 in Gross Towing Weight Capacity 6 000 lb Gross Vehicle Weight Capacity 6 000 lb Material Steel Finish Stainless Steel Features Cold Forged for Superior Strength Efficient Not Limited for Use With the Interlock Ball Mount and can be Used With Any Standard Ball Mounts Prevents Marring of the Hitch Ball Ball Type Interlock Color Silver Resistance Properties Corrosion-Resistant Shank Diameter 1 in Shank Length 2 in Standards SAE J-684