Gross towing weight: 20,000 lbs

Tongue weight: 2,000 lbs

Vertical channel:  3-1/2" x 11-3/4" w/ 2" 

Outer front width：4″ 

Outer rear width: 11"

Front-to-back length: 7-1/2"

Equipped with 6 Adjustment Holes

Capacity：14000LBS