Dual Ball Attachment for Weight Distribution Shank

The CURT dual ball attachment provides the benefit of having two trailer ball sizes in one. Make adjustments on the go with its 2 in. and 2-5/16 in. balls, and tow up to 15,000 lbs. The dual ball design allows your CURT WD shank to adjust for raising and lowering your ball height for quick and precise trailer leveling.