Non Impact Trailer Restraint

Non-Impact Trailer Restraints

Brochure

Prevent Trailer Creep

The ATL trailer restraint ensures the safety of your workers by preventing vehicles from moving forward during loading or unloading. With mounting forces exceeding 100,000 pounds, our trailer restraints are capable of holding the heaviest trucks while the locking hook secures virtually all rear impact guards in excess of 32,000 pounds of restraining force to eliminate trailer pinch.

Nordock guarantees these products will outperform all others on the market.

The strongest hold: With mounting forces exceeding 100,000 pounds, our trailer restraints are capable of holding the heaviest trucks while the locking hook secures virtually all rear impact guards in excess of 32,000 pounds of restraining force to eliminate trailer pinch.

One size fits all: Able to lock a variety of trucks with a vertical operating range from 9″ to 30″.

Prevent serious workplace injury/accidents: Ensure the safety of your workers and prevent the truck from moving forward during loading.

Flexible: Hydra-Float barrier automatically adjusts to track movement during loading.

Durable: All components are zinc plated for superior durability and weatherproofing.

Information

Truck Locks that are Guaranteed to Outperform


Truck-Lock trailer restraint

Automatic:
ATL Series

Truck-Lock trailer restraint

Manual:
MTL Series

Pit-Hook

Pit Hook:
Pit-Hook PH3000

Non-Impact Truck-Lock Series of Vehicle Restraints (ATL and MTL Models)

Click on the image to view a breakdown of the features on our Truck-Lock series of vehicle restraints.

Truck-Lock vehicle restraints

Photos

Videos

Pit-Hook Operation

Watch how the Nordock Pit-Hook operates to lock a trailer bar.

ATL Trailer Restraints

Prevent accidental trailer departure with ATL automatic trailer restraints from Nordock, which provides continuous upward force once docked.

Customers that love this product

Read customer success stories

Models

Automatic: ATL series

The Truck-Lock automatic series of trailer restraints improve safety with strength, convenience and reliability.

Models: ATL-400, ATL-450, ATL-500, ATL-900

Manual: MTL series

These Truck-Lock trailer restraints are affordable, manually-operated units designed to lock trailers with a large barrier.

Models: MTL-100, MTL-200, MTL-230, MTL-250, MTL-300

Pit hook: Pit-Hook PH3000

The Pit-Hook model is a premium automatic hydraulic-powered unit with a restraining hook that is stored at the back of the building face, clear of incoming trucks within a pit cavity below the dock leveler, away from weather and debris.

Model comparison chart

ATL-400 ATL-450 ATL-500 ATL-900
Vertical operating range
9"-30"
Mounting force
100,000 lbs
Restraining force
32,000 lbs
Enclosed working parts
Yes, NEMA 12 rated
Rotating hook
No
Battery-back-up
No
MTL-100 MTL-200 MTL-230 MTL-250 MTL-300
Vertical operating range
9"-30"
Mounting force
100,000 lbs
Restraining force
32,000 lbs
Enclosed working parts Yes Yes Yes, NEMA 12 rated Yes, NEMA 12 rated Yes, NEMA 12 rated
Rotating hook
No
Battery-back-up
No

Customizations

Complete communication system for all models

Flashing LED signal lights for inside/outside usage. Wall-mounted sign with reverse writing for easy driver readability. Control panel with simple push-button operation.

Additional options

• Cantilever extension mounting bracket.
• Cast-in wall mounting plate.
• AR-10K/Pit-Hook: Keyed override switch.
• Pit-Hook: Dock leveler stored interlock switch.

Warranty

  • 1 year: Parts
  • 5 years: Structural

Specifications

Components Zinc plated for superior durability
Design Non-impact design with low profile (9" above grade)
Guide tracks Self-cleaning
Components Steel hook constructed from 50,000 psi yield material
Design Non-impact design with low profile (9" above grade)
Horizontal extension 14"
Mount Under dock pit

Related Products or Services