Protect & secure your gooseneck trailer with a Demco gooseneck coupler with this combination coupler lock & set bolt lock kit. Heavy duty box style coupler lock is made for Demco gooseneck couplers. Designed specifically for gooseneck trailers and 5th wheel to gooseneck kits using a demco gooseneck coupler for a 2-5/16″ gooseneck ball.

Designed specifically for use with ez latch Demco gooseneck couplers for 2-5/16″ ball. This all-in-one security solution provides superior protection against theft, giving you peace of mind whether you’re on the road or parked. Built for strength and reliability, this gooseneck lock kit is ideal for gooseneck trailers with Demco gooseneck couplers. It also works on shocker gooseneck hitches with a Demco gooseneck coupler, quick air 5th wheel to gooseneck hitches. Prevent trailer theft and have peace of mind.

The first component of the kit is the HD box-style coupler lock for the Demco gooseneck coupler. Featuring a heavy-duty, three-piece system made from 1/4″ thick 7-gauge steel and finished with a black powder coat for added durability. It’s engineered for a secure fit on gooseneck hitches using EZ latch Demco gooseneck couplers, offering tough and tamper-resistant protection where it matters most. This lock kit is not compatible with Shift Lock, Bulldog or Wallace Forge gooseneck couplers and is specifically tailored for 2-5/16″ Demco gooseneck ball couplers.

The Second part of this security kit is the Gooseneck Stem Set Bolt Lock. This bad boy is designed to lock your inner tube so you don’t have one stealing & walking off with your gooseneck stem & coupler. This lock secures the stem to the trailer. This set bolt lock is designed for use with standard air and non-air Demco gooseneck couplers. It is also compatible with the 9″ offset non-air Demco gooseneck couplers. Made in the USA,

• Does NOT work with Bulldog, Wallace Forge, or Shift Lock couplers
• Only works with Gooseneck hitches with the Demco coupler.

California Residents: Prop 65 Warning