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About ball coupler locks

Mechanical locks with resistance-driven design providing strong deterrence power and huge amount of resistance against the toughest conditions over a long period of time.

> For 2" and 2-5/16" ball couplers.

> Designed to tightly conform to the contours of OEM ball coupler.

> High-density materials: Made of ductile iron and stainless steel.

> Built-in complex internal mechanism with hard access for thieves.

> 5 to 12 times heavier than conventional trailer locks on average.

Sort by ball coupler size:

Built to last

Rust Resistant

Free Keyed Alike Option

Recommended by experts

BALL COUPLER LOCKS

Engineered to tightly conform to the contours of your OEM ball coupler thanks to patented resistance-driven design that ensure a stronger deterrence power. Our mechanical locks are built from high-density materials and feature top-tier components to provide outstanding resistance against the toughest conditions.

Overview by size:

Locks for boat trailer

Refer to the  Fit Guide or use  filter options below the locks.

$129.59
$347.00
$347.00
$265.00
$347.00
$347.00
$265.00
$299.00

Push and lock.
That's all.

Installed faster than spell "A-M-P-Lock".
Easy to operate with PUSH AND LOCK system.

Create your B-PACK

Select a level of security for your trailer,
Customize your pack,
Save 10%.

TRB-2
Security Level: ADVANCED

In the pack:
> 1X Ball Coupler Lock.
> 1X Hitch Pin Lock.


From 215,63$
(initial value: from 239,59$)

TRB-3
Security Level: ULTIMATE

In the pack:
> 1X Ball Coupler Lock.
> 1X Hitch Pin Lock.
> 1X Trailer Door Lock.

From 458,10$
(initial value: from 509$)

EXTREMELY DETERRENT.
HIGHLY RELIABLE.
RECOMMENDED BY EXPERTS.

ALL IN THE LOCK

And make your next move happen!
Made in North America from leading-edge technologies, AMPLocks are real rock solid guardians for trailers, combining high-grade materials with resistance-driven design.
Experience top-notch security with heavy duty trailer hitch locks manufactured by
our family-owned company with over
30 years of expertise in the high precision
CNC machining industry.
Keep running your game with confidence:
Don't just lock it, AMPLock it!

High-grade materials

Certified heavy duty from North American sources: Ductile cast Iron and Stainless steel.

RESISTANCE-DRIVEN DESIGN

Custom-fit locks built like a thick and armored skin for a maximum of deterrence.

Complex internal mechanism

Built-in the thickest part of the lock with multiple disc to prevent effectively against picking and drilling attempts.

PUSH AND LOCK SYSTEM

Convenience meets resistance:
Your lock is installed in just enough time to spell "A-M-P-Lock". Try by yourself! 😉

KEYED ALIKE OPTION

Operate all your lock with the same key.
Free option!

5 YEARS WARRANTY

Enjoy long term peace of mind with your material is secured by AMPLock.

RECOMMENDED BY LOCKSMITH

And also tested by thieves.
Both are reach the agreement that our locks are beast. About the thieves, they didn't really make feedbacks, but the locks did 😏

FREE SHIPPING

In your mail box as fast as 2 days with no minimum order (within the USA).

30 DAYS FREE RETURN

Satisfied or you get your money back! Need an exange? Also free 🙂

Push and lock. That's all

Installed faster than spell "A-M-P-Lock".
Easy to operate with smart PUSH AND LOCK system.

Turn Your Trailer
Into A Bunker

Upgrade your trailer security and Save money
with The AMPLock B-Packs!

Build your all-In-One security solution including
up to 3 keyed alike locks to protect at once your :
Tow Hitch, Trailer Content and Hitch-Mounted Equipments.

Complete your B-PACK with Ball Coupler Lock

Select a level of security below. Customize your pack. Save 10%.

banner

TRB-2
Security Level: ADVANCED

In the PACK:
> 1X Ball Coupler Lock.
> 1X Hitch Pin Lock.


From 215,63$
(Initial value: From 239,59$)

banner

TRB-3
Security Level: ULTIMATE

In the PACK:
> 1X Ball Coupler Lock.
> 1X Hitch Pin Lock.
> 1X Trailer Door Lock.

From 331,73$
(Initial value: From 368,59$)

Easy to operate

100% SECURE CHECKOUT

2-day Free Shipping

HASSLE - FREE RETURNS

UNLOCK A REWARD!

Share your thoughts with us about your overall experience
on our online store and get an exclusive discount!

EXTREMELY DETERRENT . HIGHLY RELIABLE . RECOMMENDED BY EXPERTS

ALL IN THE LOCK

And make your next move happen!
Made in North America from leading-edge technologies, AMPLocks are real rock solid
guardians for trailers, combining high-grade materials with resistance-driven design.
Experience top-notch security with heavy duty trailer hitch locks manufactured by
our family-owned company with over 30 years of high precision CNC machining
expertise. Keep running your game with confidence: Don't just lock it, AMPLock it!

High-END material 

Heavy duty locks made of Ductile
cast Iron and Stainless steel from
North America. Tested and certified.

RESISTANCE-DRIVEN DESIGN

Custom-fit locks built like a thick armored skin covering your coupler
for a maximum of deterrence.

Complex internal mechanism

Built-in the thickest parts of the lock
with multiple disc highly effective against picking and drilling attempts.

PUSH AND LOCK SYSTEM

Your lock is installed in just enough time to spell "A-M-P-Lock".
Try by yourself! 😉

KEYED ALIKE OPTION

Use one set keys for all your locks.
Each set is provided with unique key number on a potential of millions of combinaison. Free option!

5 YEARS WARRANTY

It remains you so opportunities to get and experiences to live when your material is secured by AMPLock.

RECOMMENDED BY LOCKSMITH

And also tested by thieves.
Both are reach the agreement that our locks are beast. About the thieves, they didn't really make feedbacks, but the locks did 😏

FREE SHIPPING

In your mail box as fast as 2 days with no minimum order.

30 DAYS FREE RETURN

Satisfied or you get your money back! Need an exange?
Also free 🙂

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