CURT 45310 Class 4 Ball Mount, 2″ Drop

$39.29

The heavy-duty CURT Class 4 Ball Mount is constructed from quality steel and features a 2″ x 2″ shank. Built to complement CURT class 4 trailer hitches, this ball mount is perfect for towing large boat trailers, RVs, livestock, and horse trailers as well as a variety of other farm and industrial-type trailers. (Never exceed the lowest weight capacity of any towing component.)

This class 4 ball mount has a gross trailer weight capacity of 10,000 lbs. and tongue weight rating of 1,000 lbs. It has a standard drop of 2″ or can be flipped to provide 1″ of rise. It also features a hollow shank, allowing an anti-rattle hitch pin or lock to be used for reduced noise and vibration. As with most CURT ball mounts, CURT class 4 ball mounts are CNC-formed, robotically welded, and mechanically descaled to create a flawless product. This heavy-duty ball mount is finished in a gloss black powder coat to give it superior rust, chip, and UV resistance. It comes with 1-1/4″ ball hole to accept a trailer ball with a 1-1/4″ shank.

• Fits trailer hitches with a 2″ x 2″ receiver tube opening
• Equipped with a 1-1/4″ hole to accept a trailer ball shank
• 2″ drop or 1″ rise for precise trailer leveling
• Hollow shank weighs less and can be used with an anti-rattle hitch pin
• CNC-formed, robotically welded, and mechanically descaled for a perfect fit
• Protected by a durable powder coat finish
• Made in USA
• Trailer ball and hitch pin sold separately

Specs
Finish: Gloss Black Powder Coat
Drop: 2″
Rise: 1″
Receiver Size: 2″
Gross Trailer Weight: 10,000 lbs.
Tongue Weight: 1,000 lbs.

Before You Order

Confirm receiver size, ball shank hole and towing component ratings; trailer ball and hitch pin are sold separately.

Frequently Asked Questions

What receiver size does this ball mount fit?

It fits a 2 x 2 inch receiver opening.

What drop and rise are listed?

The source lists a 2 inch drop or 1 inch rise when flipped.

Brand + Part Number

Curt 45310

Product Name + Part Number

CURT 45310 Class 4 Ball Mount, 2" Drop 45310

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