This product is a Curt Manufacturing 2 5/16 inch trailer ball with a 1 1/4 inch diameter by 2 5/8 inch long shank. The carrying capacity of this trailer ball is rated at 30,000 lbs.
Heavy Duty chrome plated construction for maximum towing capability
A: 2 5/16
B: 2 5/8 inches
C: 1 1/4 inches
D: 0