Dualbell Pair + Collars – Most Popular

Give Your Dumbbells More To Do!

Turn fixed or adjustable dumbbells into weight plates for a standard 1-inch bar. Secure a Dualbell around each dumbbell handle, slide it onto the bar and lock it in place with the included quick-release collars. You’re ready for bench presses, squats, deadlifts and more—without buying or storing another collection of weight plates.

This bundle includes two Dualbell dumbbell converters and the collars needed to secure them to your bar. Already own standard 1-inch collars? Choose the Dualbell Pair without collars.

Quick facts:

• Turns fixed or adjustable dumbbells into weight plates
• Fits standard 1-inch bars
• Maximum recommended: one 125 lb dumbbell per Dualbell
• Natural rotation allows comfortable, fluid movement
• Made in the USA from durable Nylon 66 with a protective rubber insert
• Third-party lab tested up to 1,900 lb

What's included:

• 2 Dualbells
• 2 quick-release weight collars (bundle only)
• Drawstring storage bag
• Workout chart to help you get started
  

Why Lifters Choose the Dualbell Pair + Collars

• More exercises from the dumbbells you already own. Add bench presses, squats, deadlifts, rows, curls, overhead presses and landmine movements without purchasing another collection of weight plates.
• Works with different 1-inch bars. Use Dualbell with 5-foot, 6-foot and 7-foot straight bars, along with EZ-curl, triceps and other specialty 1-inch bars.
• Natural rotation. Dualbell rotates freely on the bar, allowing the dumbbells to move naturally during curls, extensions, presses and other exercises.
• Built for serious training. Each Dualbell is made in the USA from durable Nylon 66 and is recommended for dumbbells up to 125 lb. Third-party lab tested up to 1,900 lb.
• Compact and easy to store. Keep the Dualbells, collars and storage bag together without adding bulky plates to your workout space.
• Quick setup. Secure, slide and lock them in place with the included collars.

Will It Fit Your Setup?

Dumbbells: Dualbell fits dumbbell handles with at least 4.25 inches of usable length and a diameter of up to 1.38 inches. It works with most fixed dumbbells and many adjustable models. See our Adjustable Dumbbell Compatibility Guide for confirmed brands, fit notes and measuring instructions.

Bar: Dualbell fits standard 1-inch bars, including straight, EZ-curl, triceps and landmine-compatible bars. It does not fit 2-inch Olympic bars.

• • HulkFit Standard 1 inch Barbell, 5, 6, 7 Foot Options
  • CAP Barbell Solid Standard Bar, Multiple Colors & Lengths
  • FitVid Standard Barbell for Weightlifting and Powerlifting
    

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See Dualbell in Action

Want to see how Dualbell performs in a fully equipped home gym? Read Jonas Malady’s independent Dualbell review after three weeks of training. He explains why the natural rotation stood out during curls, triceps extensions and shoulder presses—and where Dualbell fit even though he already owned barbells and weight plates.

Patented and made in the USA. Plates optional.

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