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same day shipping on all orders placed before 2p EST!!

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#1 Selling

High Security Trailer Lock!

8274 Reviews
"Fit perfectly!! This is the second lock I've purchased from Proven Locks and I'm very happy with the construction and functionality. Having all the same keys is nice too."

- Edward P.

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Made in the USA

Made in the USA

We domestically manufacture our lock bodies in the USA.

Lifetime Warranty

Lifetime Warranty

We know we manufacture a great product and stand behind it!

Same Day Shipping

Same Day Shipping

If your order is placed before 2PM EST we will ship it that day!

One Key for All Locks

One Key for All Locks

Choose Keyed Alike and all locks in your cart will use the same key.

Best trailer locks from proven industries

Engineered from high-strength, tamper-resistant materials, our coupler locks provide unmatched trailer security.

Trailer Coupler Locks

Trailer Coupler Locks

Glove-Like Fit Locks

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Trailer Door Locks

Trailer Door Locks

Aircraft Grade Aluminum

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Wheel Locks

Wheel Locks

Additional Security

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DE8FA8C3-BBEF-4AA5-A562-A711FCA80E08 MADE IN THE USA
CEC01FC9-04DE-40F1-B29E-8EB199D2B9E0 ONE KEY FOR ALL LOCKS
B99295B1-718A-4267-91AD-713FEF57E43B LIFETIME WARRANTY
C0408257-0606-45D6-932D-F5F1B75121F5 SAME DAY SHIPPING

Proven Industries MADE IN THE USA

We domestically manufacture our lock bodies in the USA 

Proven Industries LIFETIME WARRANTY

We know we manufacture a great product and stand behind it!*

Proven Industries SAME DAY SHIPPING

If your order is placed before 2pm EST we will ship it that day!*

Proven Industries ONE KEY FOR ALL LOCKS

Ordering more than one lock? Great - just choose the Keyed Alike option before adding to the shopping cart and we will key every lock in the shopping cart the same!*
DE8FA8C3-BBEF-4AA5-A562-A711FCA80E08

MADE IN THE USA

We domestically manufacture our lock bodies in the USA 
CEC01FC9-04DE-40F1-B29E-8EB199D2B9E0

LIFETIME WARRANTY

We know we manufacture a great product and stand behind it!*
B99295B1-718A-4267-91AD-713FEF57E43B

SAME DAY SHIPPING

If your order is placed before 2pm EST we will ship it that day!*
C0408257-0606-45D6-932D-F5F1B75121F5

ONE KEY FOR ALL LOCKS

Ordering more than one lock? Great - just choose the Keyed Alike option before adding to the shopping cart and we will key every lock in the shopping cart the same!*
Proven Industries

MADE IN THE USA

We domestically manufacture our lock bodies in the USA 
B99295B1-718A-4267-91AD-713FEF57E43B

LIFETIME WARRANTY

We know we manufacture a great product and stand behind it!*
C0408257-0606-45D6-932D-F5F1B75121F5

SAME DAY SHIPPING

If your order is placed before 2pm EST we will ship it that day!*
CEC01FC9-04DE-40F1-B29E-8EB199D2B9E0

ONE KEY FOR ALL LOCKS

Ordering more than one lock? Great - just choose the Keyed Alike option before adding to the shopping cart and we will key every lock in the shopping cart the same!*

A BASIC LOCK WON’T CUT IT!

SEE HOW EASY THE MAINSTREAM LOCKS COME RIGHT OFF!

Click here to see more of our demo videos!

DEMO VIDEOS More Demo Videos >

FEATURED PRODUCTS

All Products   > All Products   >
2516-GP 2 5/16'' Trailer Coupler Locks Proven Locks
2516-GP

2516-GP 2 5/16'' Trailer Coupler Locks

$345.00

5th Wheel Lock Model PL-5 other locks Proven Industries
5th Wheel Lock Model PL-5

5th Wheel Lock Model PL-5 other locks

$225.00

Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks Proven Industries Blue (Billet 6061 Aluminum) Keyed Differently No
Adjustable Coupler Bolt Lock Model AC-100

Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks

$150.00

Cargo Door Lock other locks Proven Industries
Cargo Door Lock

Cargo Door Lock other locks

$163.99

Dual Propane Tank Lock other locks Proven Industries Keyed Differently Blue (Billet 6061 Aluminum)
Dual Propane Tank Lock

Dual Propane Tank Lock other locks

$200.00

Extra Keys-Includes a set of 2 keys 2 5/16'' Trailer Coupler Locks Proven Industries
Extra Keys-Includes a set of 2 keys

Extra Keys-Includes a set of 2 keys other locks

$25.00

GP-MAX 2 5/16'' Trailer Coupler Locks Proven Locks
GP-MAX

GP-MAX 2 5/16'' Trailer Coupler Locks

$599.00

Hasp Kit (corner mount) Puck Locks Proven Industries Blue (Billet 6061 Aluminum) Keyed Differently
Hasp Kit (corner mount)

Hasp Kit (corner mount) Puck Locks

$75.00

2516-GP 2 5/16'' Trailer Coupler Locks Proven Locks
2516-GP

2516-GP 2 5/16'' Trailer Coupler Locks

$345.00

5th Wheel Lock Model PL-5 other locks Proven Industries
5th Wheel Lock Model PL-5

5th Wheel Lock Model PL-5 other locks

$225.00

Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks Proven Industries Blue (Billet 6061 Aluminum) Keyed Differently No
Adjustable Coupler Bolt Lock Model AC-100

Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks

$150.00

Cargo Door Lock other locks Proven Industries
Cargo Door Lock

Cargo Door Lock other locks

$163.99

Dual Propane Tank Lock other locks Proven Industries Keyed Differently Blue (Billet 6061 Aluminum)
Dual Propane Tank Lock

Dual Propane Tank Lock other locks

$200.00

Extra Keys-Includes a set of 2 keys 2 5/16'' Trailer Coupler Locks Proven Industries
Extra Keys-Includes a set of 2 keys

Extra Keys-Includes a set of 2 keys other locks

$25.00

GP-MAX 2 5/16'' Trailer Coupler Locks Proven Locks
GP-MAX

GP-MAX 2 5/16'' Trailer Coupler Locks

$599.00

Hasp Kit (corner mount) Puck Locks Proven Industries Blue (Billet 6061 Aluminum) Keyed Differently
Hasp Kit (corner mount)

Hasp Kit (corner mount) Puck Locks

$75.00

  • 2516-GP 2 5/16'' Trailer Coupler Locks Proven Locks
    2516-GP

    2516-GP 2 5/16'' Trailer Coupler Locks

    $345.00

  • 5th Wheel Lock Model PL-5 other locks Proven Industries
    5th Wheel Lock Model PL-5

    5th Wheel Lock Model PL-5 other locks

    $225.00

  • Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks Proven Industries Blue (Billet 6061 Aluminum) Keyed Differently No
    Adjustable Coupler Bolt Lock Model AC-100

    Adjustable Coupler Bolt Lock Model AC-100 2 5/16'' Trailer Coupler Locks

    $150.00

  • Cargo Door Lock other locks Proven Industries
    Cargo Door Lock

    Cargo Door Lock other locks

    $163.99

  • Dual Propane Tank Lock other locks Proven Industries Keyed Differently Blue (Billet 6061 Aluminum)
    Dual Propane Tank Lock

    Dual Propane Tank Lock other locks

    $200.00

  • Extra Keys-Includes a set of 2 keys 2 5/16'' Trailer Coupler Locks Proven Industries
    Extra Keys-Includes a set of 2 keys

    Extra Keys-Includes a set of 2 keys other locks

    $25.00

Want to see more of what Proven Industries has to offer?
Click here to see our full catalogue!

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