BrandList

Master Lock Coupler Trailer Lock [#389DAT]

  • Universal size fits multiple coupler types.
  • Bright red finish deters potential thieves.
  • Advanced locking mechanism resists picking and prying.
  • Durable design resists rust and corrosion.
  • Simple installation and easy removal process.
  • Enhances trailer security for peace of mind.
  • Compatible with 1-7/8", 2", and 2-5/16" couplers.

Visit on Amazon

Best Alternatives and Similar Products for Master Lock Coupler Trailer Lock [#389DAT]

The best Towing Hitch Locks includes Rhino USA Locking Trailer Hitch Pin (2"), CZC AUTO Hitch Receiver Lock (5/8"), Rhino USA Heavy Duty Trailer Hitch Lock and many others as mentioned below.

1

Rhino USA Locking Trailer Hitch Pin (2")

Best Product
  • American owned and operated family business.
  • Solid steel construction for maximum security.
  • Fits Class III and IV hitches (2" x 2").
  • Weatherproof cover blocks dirt and debris.
  • Tamper-resistant design for ultimate theft protection.
  • Lifetime replacement guarantee for customer satisfaction.
  • Perfect for trailers, RVs, and towing needs.
  • Price Range: $25.90
  • Size: ‎2 IN

    • Visit on Amazon

    Alternatives

    2

    CZC AUTO Hitch Receiver Lock (5/8")

    Best Product
  • Fits 2" and 2-1/2" tow receivers.
  • Durable black electrophoretic painted carbon steel.
  • 360-degree rotating head for easy handling.
  • All-weather key slot cap for protection.
  • Compatible with various hitch accessories.
  • 30-day money-back guarantee for satisfaction.
  • 12-month warranty for quality-related issues.
  • Price Range: $11.19
  • Material: Carbon Steel

    • Visit on Amazon

    Alternatives

    3

    Rhino USA Heavy Duty Trailer Hitch Lock

    Best Product
  • Heavy-duty trailer hitch lock for ultimate security.
  • Fits 2-5/16" and select coupler sizes.
  • Rust and corrosion-resistant powder-coated finish.
  • Tamper-resistant design for added theft protection.
  • Lifetime replacement guarantee for your peace of mind.
  • American-owned, family-operated business support.
  • Easy installation for convenient use.
  • Price Range: $49.90
  • Size: ‎2 5/16in

    • Visit on Amazon

    4

    Master Lock Trailer Hitch Lock (379ATPY)

  • Fits multiple trailer coupler sizes.
  • Ideal for vehicles, trailers, and RVs.
  • Advanced locking mechanism resists picking and prying.
  • Constructed from zinc to prevent rust.
  • Includes one lock and two keys.
  • Compact design for easy storage and transport.
  • Durable construction ensures long-lasting security.
  • Price Range: $31.98
  • Material: Zinc

    • Visit on Amazon

    Alternatives

    5

    RETRUE Adjustable Trailer Coupler Lock (Heavy-Duty)

  • Adjustable lock fits multiple coupler sizes.
  • Includes 2 keys for convenience.
  • Bright yellow color enhances visibility and deterrence.
  • Durable aluminum and A36 steel construction.
  • Rustproof and weatherproof for outdoor use.
  • Enhanced lock cylinder for added security.
  • 120-day warranty for quality assurance.
  • Price Range: $12.99
  • Color: Yellow

    • Visit on Amazon

    6

    Reese Towpower Adjustable Trailer Coupler Lock

  • Durable aluminum body and heavy-duty steel lock bar.
  • Adjustable design with 6 locking positions.
  • Fits 1-7/8-inch, 2-inch, and 2-5/16-inch couplers.
  • Bright yellow color for high visibility.
  • Resists picking, prying, and drill attacks.
  • Includes two keys for convenience.
  • Ideal for travel trailers and utility trailers.
  • Price Range: $19.07

    • Visit on Amazon

    Alternatives

    7

    RETRUE Trailer Coupler Lock (1/4" Dia)

  • Universal fit for various trailer couplers.
  • 1/4-inch diameter pin for secure locking.
  • High-strength zinc alloy for durability.
  • Black painted finish for weather resistance.
  • Easy 1/4-turn lock activation.
  • Two keys included for convenience.
  • Protects against theft effectively.
  • Price Range: $7.99
  • Color: Black

    • Visit on Amazon

    8

    META Hardware Hitch Lock (1 Pack)

  • Universal fit for Class III IV 2” hitches.
  • Easy push-to-lock operation without needing keys.
  • Durable steel construction withstands 30,000 lbs force.
  • Includes 2 keys and 4 anti-rattle O-Rings.
  • Prevents rattling noise during towing activities.
  • Reliable zinc alloy lock core for enhanced security.
  • Upgraded design for improved locking mechanism.
  • Price Range: $9.99
  • Color: 1pack

    • Visit on Amazon

    9

    CZC AUTO Black Trailer Hitch Lock (1 Pack)

  • Durable high-strength steel construction for security.
  • 1/4 Inch diameter pin, 3/4 Inch effective length.
  • Compact design for easy portability and storage.
  • Corrosion-resistant black electrophoretic coating.
  • Compatible with trailers, boats, RVs, and cars.
  • Easy to operate with a flat key mechanism.
  • 30-day money-back guarantee and 12-month warranty.
  • Price Range: $6.39
  • Color: Black

    • Visit on Amazon

    Alternatives

    10

    METOWARE Trailer Hitch Lock (1 Pack)

  • High-strength steel for enhanced security.
  • Fits 2-inch receiver tubes easily.
  • Durable, waterproof, and dustproof design.
  • Includes two stronger copper keys.
  • Non-slip protective covering on keys.
  • Prevents rattling noise while towing.
  • Easy to install and use.
  • Price Range: $9.99
  • Color: Black

    • Visit on Amazon

    Alternatives

    11

    TowWorks 79852 Keyed Alike Hitch Lock Set

  • Fits most adjustable hitches with 5/8" pin.
  • Includes spring clip for added safety.
  • Rubber O rings eliminate rattling and secure fit.
  • Easy push lock design for quick operation.
  • Two locks with four keys, all keyed alike.
  • Watertight dust cap protects locking mechanism.
  • Compatible with Class III - V hitches.
  • Price Range: $42.99
  • Color: Black 5/8" Adjustable

    • Visit on Amazon

    12

    Master Lock Adjustable Coupler Lock [2847DAT]

  • Adjustable size for various trailer couplers.
  • Six locking positions for enhanced flexibility.
  • Rekeyable cylinder for keyed-alike convenience.
  • Durable stainless steel construction for longevity.
  • Water-tight cap protects against moisture and dirt.
  • Includes two keys for easy access.
  • Ideal for trailers, vehicles, and RVs.
  • Price Range: $13.22

    • Visit on Amazon

    13

    Master Lock Trailer Coupler Lock [2866DAT]

  • Enhanced security for trailers and RVs.
  • Compatible with 1/2 and 5/8 inch pins.
  • Rated up to 10,000 lbs for heavy-duty use.
  • 360-degree rotating locking head for convenience.
  • Weather-resistant cover protects keyway from moisture.
  • Includes two pins and two keys.
  • Push-to-lock mechanism ensures secure locking.
  • Price Range: $19.51
  • Material: Stainless Steel, Chrome

    • Visit on Amazon

    Alternatives

    14

    METOWARE Adjustable Heavy-Duty Trailer Coupler Lock

  • Heavy-duty all-metal construction for durability.
  • Bright yellow color for high visibility.
  • Universal fit for various coupler sizes.
  • Adjustable ratchet with 11 locking positions.
  • Easy installation and removal process.
  • Premium zinc alloy lock core for security.
  • Satisfaction guarantee with prompt customer support.
  • Price Range: $12.99
  • Color: Yellow

    • Visit on Amazon

    15

    CURT Trailer Hitch Lock [23518] 5/8-Inch

  • High-strength steel construction ensures reliable security.
  • Barbell-style design deters theft effectively.
  • Simple 1/4-turn lock for easy operation.
  • 5/8-inch pin fits various 2-inch hitch receivers.
  • Watertight dust cap protects against moisture.
  • Durable powder coat finish resists corrosion.
  • Includes two keys for added convenience.
  • Price Range: $20.39

    • Visit on Amazon

    Alternatives

    Related Categories