Master Lock – Locking Ball Mount
4″ Drop
A new innovation in forward-thinking…locking ball mount protrudes when open to lock in place and prevent theft. The locking cylinder is flush when closed for easy removal. Features a grade 6 corrosion resistance, stainless steel pins, and cylinder shell. Class III Locking ball mounts are available in 2” and 4” drops.
Receiver Size: 2 Inch
Gross Trailer Weight: 5000 Pound
Tongue Weight: 500 Pound
Drop: 3-1/2 Inch
Rise: 2-1/4 Inch
Hitch Ball Count: Single
Hitch Ball Size: 2 Inch
Color/ Finish: Black Powder Coated
Material: Stainless Steel
With Hitch Pin: No
Adjustable Ball Height: No
Shank Type: Solid
Swivels: No
Hitch Ball Hole Size: 1 Inch
Before You Order
Before ordering, compare part number 3490ATSC, receiver size 2 Inch, gross trailer weight 5000 Pound with the existing trailer hitch ball mount and installation requirements.
Frequently Asked Questions
What does the source list for receiver size?
The source lists receiver size as 2 Inch for this product.
What does the source list for gross trailer weight?
The source lists gross trailer weight as 5000 Pound for this product.

