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DEMCO LOCKS

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2" EZ Latch Coupler
Fits Cast Model Only

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DEMCO
2" EZ Latch Coupler
Fits Cast Model Only - DOES NOT FIT Stamped Model
Trailer Latch Lock
InfiniteRule Security - 61164 Demco Landing Page Image

2" EZ Latch Coupler
Fits Stamped Model Only

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DEMCO
2" EZ Latch Coupler
Fits Stamped Model Only - DOES NOT FIT Cast Model
Trailer Latch Lock
InfiniteRule Security - 61163 Demco Landing Page Image 1

Slide-Lok Coupler - 2" Ball

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DEMCO
2" & 2-5/16" Slide-Lok Couplers
Trailer Latch Lock
InfiniteRule Security - 61130 Demco Landing Page Image 1

2-5/16" EZ Latch &
Gooseneck Couplers
Fits Cast Model Only

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DEMCO
2-5/16" EZ Latch &Gooseneck Couplers
Fits Cast Model Only - DOES NOT FIT Stamped Model
Trailer Latch Lock
InfiniteRule Security - 61180 Demco Landing Page Image

2-5/16" EZ Latch Coupler
Fits Stamped Model Only

SHOP

DEMCO
2-5/16" EZ Latch Coupler
Fits Stamped Model Only - DOES NOT FIT Cast Model
Trailer Latch Lock

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

Part No.

DEMCO Coupler Fit

Keyed-Alike

Option Best For

Option

Best For

Option

Best For

61121

2" EZ Latch (Cast)

Yes

Campers, utility trailers, RVs

61164

2" EZ Latch (Stamped)

Yes

Recreational & utility trailers

61163

2" & 2-5/16" Slide-Lok

Yes

Worksite & heavy-duty trailers

61130

2-5/16" EZ Latch & Gooseneck (Cast)

Yes

Gooseneck & equipment trailers

61180

2-5/16" EZ Latch (Stamped)

Yes

Airstream & travel trailers

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.
InfiniteRule Security - Demco 2 5 16in 01 InfiniteRule Security - Demco Gooseneck 01 InfiniteRule Security - Demco 2in 02 InfiniteRule Security - Demco 2 5 16in 02 InfiniteRule Security - Demco 2in 03

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