Adaptable. Compatible. Portable.

  • 2-point, 4-point, and 6-point configurations
  • Easy assembly and disassembly on site
  • Portable components for easy transport
  • 6-ton to 600-ton capacity range
  • ASME B30.20 Certified

See The Model 33 In Action

Download Brochure

Download the Dura-Mod Product Brochure

Get complete specifications, capacity charts, and configuration options for the entire Dura-Mod modular spreader beam system.

Need immediate assistance? Call 800-628-4263

Need immediate assistance? Call Us
800-628-4263
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Made in the U.S.A.

Caldwell products are manufactured in Rockford, IL

All Caldwell Products meet or exceed ASME standards

Below-The-Hook Lifting Solutions

Copyright © 2026 The Caldwell Group, Inc.
Contact us | Rockford, IL 61109 | Toll Free: 
800-628-4263 

American-Made Modular Spreader Beam System

Configure the exact beam you need. Keep it. Reuse it. Save money on every project. 

Who Loves Dure-Mod?

Built for businesses that need flexibility, speed, and reliability.

Why Choose Dura-Mod?

Stop buying new spreader beams for every project. Configure what you need, use it, store it, reuse it.

Save Time

Keep various spreader pipe sections and end fittings in stock. Be ready for the next project with zero waiting.

Save Hassle

Smaller, lighter pieces are easier to transport and store. Assemble and disassemble on site.

Save Money

Use components over and over instead of purchasing a new beam for every project. Order a Starter Set and save even more.

Ships FREE

Orders under 12'L and 4,000 lbs ship FREE within the continental U.S. Stock items ship in 48 hours.



Start Here

When customers walk in the door with "I need it today" requests, you're ready to respond. Getting them what they need fast builds relationships.

Rigging Shops

You never know what will come through that door. Be ready with the most flexible and adaptable lifting system possible.

Heavy Equipment Rental

Stocking every beam size and shape isn't feasible. Get a lifting system that gives you options to meet the broadest needs.

Crane Dealers

Learn MoreGet Started On Your Project

Our modular spreader beam system adapts to different lifting configurations with ease.

Dura-Mod vs. Typical Imports

See why American manufacturers choose Caldwell for their modular spreader beam needs.