Description

Premium Security for DEMCO Trailer Couplers

Made in USA – Manufacturer Specific – Keyed Alike Compatible – Trusted by Airstream Owners

Application-Specific Locks for DEMCO EZ Latch & Slide-Lok Couplers

InfiniteRule Security manufactures the only American-made trailer latch locks precision-engineered for DEMCO EZ Latch and DEMCO Slide-Lok couplers. Whether you tow an Airstream, camper, RV, or heavy-duty construction trailer, our locks deliver unmatched fit, durability, and peace of mind. Built for demanding use, these coupler locks are trusted by Airstream owners, contractors, and recreational haulers nationwide.

Featured Products for DEMCO Couplers

61121 | Trailer Latch Lock for DEMCO 2" EZ Latch – Cast Model Only

• Purpose-Built Fit: Designed specifically for DEMCO 2" cast EZ Latch couplers.

• Heavy-Duty Stainless Steel: CNC-machined stainless resists cutting, prying, and corrosion.

• Keyed-Alike Compatible: Can be matched with InfiniteRule receiver locks for one-key convenience.

61164 | Trailer Latch Lock for DEMCO 2" EZ Latch – Stamped Model Only

• Application-Specific: Designed only for DEMCO 2" stamped EZ Latch couplers.

• Added Strength: Provides stronger deterrence than generic universal locks.

• Keyed-Alike Option: Can integrate with your InfiniteRule lock system.

61163 | Trailer Latch Lock for DEMCO 2" & 2-5/16" Slide-Lok Couplers

• Engineered Fit: Precision-made for DEMCO Slide-Lok couplers.

• Durable Stainless Steel: Resists rust, corrosion, and tampering.

• Protective Keyway Cap: Shields lock core from dirt and water.

61130 | Trailer Latch Lock for DEMCO 2-5/16" EZ Latch & Gooseneck – Cast Model Only

• Exact Application: Purpose-built for DEMCO 2-5/16" cast EZ Latch and gooseneck couplers.

• Stronger Deterrent: Makes cutting more difficult versus cheaper alternatives.

• American-Made Quality: CNC stainless steel construction.

61180 | Trailer Latch Lock for DEMCO 2-5/16" EZ Latch – Stamped Model Only

• Trusted by Airstream Owners: Complements polished aluminum Airstream trailers.

• Heavy-Duty Security: Stainless steel build resists cutting, rust, and wear.

• Keyed-Alike System: Order with other InfiniteRule locks for one-key convenience.

Keyed-Alike Convenience

All DEMCO-specific InfiniteRule locks can be keyed alike to your other InfiniteRule products, creating a one-key system across your entire towing setup.

• At Original Order: Purchase multiple locks together for automatic key matching.

• On Future Orders: Provide your InfiniteRule key number to ensure compatibility.

Why Choose InfiniteRule for DEMCO Trailer Security?

• Manufacturer-Specific Fit – Engineered exclusively for DEMCO EZ Latch & Slide-Lok couplers.

• Trusted by Airstream Owners – Proven on recreational trailers and RVs.

• One-Key System – Simplify trailer security with keyed-alike compatibility.

• American Manufacturing – 100% Made in the USA with CNC stainless steel precision.

• Added Strength vs. Generic Locks – While no lock is cut-proof, InfiniteRule locks make cutting more difficult and act as a stronger deterrent than cheaper, loose-fitting alternatives.

• Weatherproof & Rust-Resistant – Designed to handle rain, road salt, and heavy use.

Product Comparison

Protect Your Trailer with Purpose-Built Security

When you tow with a DEMCO coupler, don’t settle for cheap universal locks. InfiniteRule Security delivers precision-fit, heavy-duty protection for the most vulnerable part of your towing setup — your trailer coupler latch.

Stop theft before it starts. Secure your trailer. Trust InfiniteRule.