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2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key

2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key is a heavy-duty locking latch set made of rust-resistant stainless steel, priced at $24.24. Ideal for securing trailers, toolboxes, and RVs with reliable, weatherproof performance and included keys for immediate use.

$24.24

● In stock

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Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Heavy-duty stainless steel construction
  • Polished rust-resistant finish
  • 4-3/8 x 3-1/4 inch standard size
  • Includes 2 latches and 4 matching keys
  • Keys interchangeable across both locks
  • Pre-drilled for easy installation
  • Lifetime warranty against defects

Pros

  • +Extremely durable in wet or salty environments
  • +Keys work across both latches for convenience
  • +Simple drop-in replacement for worn latches
  • +Lifetime warranty adds long-term value
  • +Professional look with polished finish
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Cons

  • Slightly higher price than basic zinc latches
  • No mounting hardware included

About 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key

What is 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key?

This product is a pair of heavy-duty locking paddle latches designed for secure closure on trailers, toolboxes, RVs, and utility enclosures. Each latch is crafted from polished stainless steel for maximum corrosion resistance and long-term durability in harsh outdoor environments. With an outside dimension of 4-3/8 inches by 3-1/4 inches, these latches are engineered to replace worn or broken models on a variety of storage compartments. Sold by Lab Work Auto, the set includes two latches and four matching keys—two per lock—that are interchangeable for convenience. The paddle-style handle allows for easy operation, even with gloves, and ensures a tight seal when locked.

Key features

  • Stainless Steel Build — Heavy-duty rust-resistant material ensures long life in wet or salty conditions.
  • Polished Finish — Deluxe shine enhances appearance while resisting surface corrosion.
  • 4-3/8 x 3-1/4 Size — Standard footprint fits most OEM and aftermarket toolbox and trailer doors.
  • Interchangeable Keys — Two keys per lock, all keys fit both latches for unified access.
  • Ready to Install — Comes fully assembled and pre-drilled for straightforward mounting.
  • Weather-Resistant Design — Seals tightly to protect contents from rain, dust, and vibration.
  • Lifetime Guarantee — Limited lifetime warranty covers defects in materials and workmanship.

Who is 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key for?

These latches are ideal for truck owners, RV enthusiasts, contractors, and outdoor adventurers who rely on secure, long-lasting access to toolboxes, trailer compartments, and storage bins. DIYers upgrading older latches or replacing damaged hardware will appreciate the direct fit and premium build. The polished finish also appeals to users who value clean, professional-looking equipment.

How does 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key compare?

Compared to plastic or zinc-alloy latches, this stainless steel version offers superior strength and weather resistance. It outperforms standard polypropylene or painted steel latches that degrade over time. While similar in size to many OEM replacements, the lifetime warranty and factory-direct pricing give it an edge over big-box hardware store options that lack durability guarantees.

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Best use cases

  • Replacing broken toolbox latches
  • Securing trailer storage compartments
  • Upgrading RV exterior access doors
  • Locking utility boxes on trucks
  • Weatherproofing outdoor equipment enclosures
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Is 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key right for you?

This latch set is best for DIYers, tradespeople, or vehicle owners needing reliable, corrosion-resistant hardware for toolboxes, trailers, or RVs. No advanced skills required—just basic tools for installation. Consider this over plastic or zinc latches if longevity in wet climates is a priority. Alternatives include universal cam locks or lower-cost plated steel latches, but they lack the same durability.

How it compares: Compared to plastic or zinc-alloy latches, this stainless steel model offers superior weather and impact resistance. It outperforms standard polypropylene or painted steel latches that degrade over time, making it a better long-term investment for outdoor use.

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Frequently Asked Questions

What does the package include?

The set includes two stainless steel paddle latches, each with two matching keys. All keys are interchangeable between the two locks for convenience and ease of use.

Does this fit standard toolbox doors?

Yes, with outside dimensions of 4-3/8 x 3-1/4 inches, these latches are designed to fit most OEM and aftermarket toolbox, trailer, and RV doors without modification.

How do you install these latches?

Installation is straightforward—align the pre-drilled holes with your existing mounting points and secure with bolts. No special tools required, just a wrench or socket set.

Is the finish truly rust-resistant?

Yes, the polished stainless steel construction is inherently rust-resistant, making it ideal for marine, snowy, or humid environments where corrosion is a concern.

Can I buy replacement keys?

Keys are not sold separately, but since both latches use the same keyway, all included keys work with both locks, reducing the need for replacements.

How much does 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key cost?

2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key is $24.24 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key in stock at Lab Work Auto?

Yes, 2 Stainless Door Lock Trailer Toolbox RV Handle Latch 4-3/8 x 3-1/4 Paddle Key is currently in stock at Lab Work Auto.

Specifications

SKU
F8-015822
Last updated May 14, 2026