Andersen 3492 Rapid Hitch Stainless Steel Trailer Hitch Lock and Adjustment Pin Lock Set for 2" and 2-1/2" inch Hitch

Features

Anti-theft, keyed locks keep your adjustable ball mount securely attached to your tow vehicle
Locking set works with Rapid Hitch adjustable ball mount systems
Rapid Hitch systems are made for 2" square trailer hitches but can be adapted for use with 2-1/2" square hitches with a 2-1/2" to 2" receiver adapter (sold separately)
Hitch receiver lock designed for 2" x 2", oversize 2" x 2", and 2-1/2" x 2-1/2" trailer hitches
Stainless steel construction
Offers superior strength and durability and is rustproof
2 keys (included) are keyed alike
1-Year limited warranty
Made in the USA

Specs

Applaication: 2" and 2-1/2"
1-Year limited warranty

If you purchased an Andersen Rapid Hitch then it's a no brainier to also protector your investment with an Andersen Stainless steel lock set. These locks are made from Stainless Steel with aluminum heads, making them 99.99% rust-free materials.
Receiver pin fits all standard 2" and 2-1/2" receivers Adjuster pin fits all Rapid Hitch Models.Triple ball bearing and cam-style locking mechanism. 2 Heavy-duty keys (keyed alike and reversible) and Rubber dust cap protects key slot from liquids and other grime.