Hitch Pin & Coupler Lock Set — Keyed Alike

A keyed-alike lock set for the receiver pin and trailer coupler — one key keeps the trailer yours

trucksuvcar

Price

Check price at eBay

Listing checked Oct 21, 2026

Fitment listed for specific vehicles

Keyed-alike receiver pin + coupler lock set per the listing; verify pin size for your receiver class.

Why FMPR included it

Picked because 1,082 sold makes it the most proven anti-theft basic in towing, and it is the cheapest insurance a trailer owner can buy.

How FMPR picks products

Best for

Anyone who parks a trailer at the lease, the jobsite, or a storage lot — which is most trailer owners.

Skip this if...

Skip it only if your trailer lives inside a locked building every night.

What it is not

This page is not a hands-on test, a current-price claim, or a guarantee that the product fits your exact vehicle.

Check the current eBay listing

eBay and the seller control price, tax, stock, variations, shipping, returns, and final compatibility information.

Check price at eBay

FMPR is a member of the eBay Partner Network. We may earn a commission on qualifying purchases made through links on this page.

Listing details last checked Oct 21, 2026

The selection boundary

This listing is included for its documented use context. It is not a hands-on test, best-price claim, rating claim, or performance guarantee.

What to know

Match pin diameter to your receiver class and the coupler lock to your coupler style before ordering; locks deter theft, they do not make a trailer theft-proof.

Compatibility / use

Keyed-alike receiver pin + coupler lock set per the listing; verify pin size for your receiver class.

Research notes

Useful context before you click.

A keyed-alike lock set for the receiver pin and trailer coupler — one key keeps the trailer yours. eBay and the seller control final variations, price, availability, checkout, shipping, fulfillment, and returns.

Why it earns a spot

1,082 sold at sourcing — the category's proven mover
Keyed alike: one key for pin and coupler

The trade-offs

A determined thief with power tools still wins — this is deterrence, not a guarantee
Keep the spare key somewhere that is not the trailer tongue box

Specs that matter

Type: Receiver pin + coupler lock, keyed alike
Sold: 1,082 at sourcing

Verification note: eBay listing captured live 2026-10-21: keyed-alike hitch pin and coupler lock set, 1,082 sold at sourcing. eBay and the seller control current price and availability.

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