Lionel O Gauge Wire Links – Pair For 6650-48, 6651, 6640, 6630, 3665

If you’re working on Lionel O gauge trains, these wire links are handy little spares.

They’re a pair, and they fit models like 6650-48, 6651, 6640, 6630, and 3665.

Brand new, made by Lionel.

No MPN listed, but they’re genuine Lionel parts.

Used for connecting various components—maybe couplers, maybe accessories.

If you’ve got an old Lionel set that’s missing these or the originals are broken, grab this pair and get your trains running again.

Small parts like this are easy to lose, so it’s good to have backups.

Keep your layout moving.