Tri-Lo Chock

Our answer to the industry need for a low profile chock for Tri-Level auto racks. The lightweight, durable design leads the way in minimum clearance, eliminating the need for risers commonly used by competitive chock manufacturers.


  • AAR Approved
  • Low-profile design
  • Lightweight
  • Protective coating
  • Durable steel body
  • Easy to install and remove
  • Universal chock body
  • Familiar design

Part Numbers:

  • 74670 
  • 74680 

Looking for more information? Check out the Holland Library for additional literature and videos, or contact us.

 For Holland's Instructional Installation Video click here for English or here for Spanish.

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