Dualbell
Dualbell Pair + Collars- Most Popular
Dualbell Pair + Collars- Most Popular
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Give Your Dumbbells More To Do!
Turn the dumbbells you already own into a full barbell setup. Clamp a Dualbell around each handle, slide onto any standard 1" bar, lock with the included collars, and you're ready to bench, squat, deadlift, and row — no extra plates required.
This bundle includes the collars you need to lock it down. Already have collars? Choose the Pair without them.
Quick facts:
- Rated for dumbbells up to 125 lbs each
- Fits any standard 1" (25mm) bar
- Rotates freely for natural, joint-friendly movement
- Patented and made in the USA
- Includes 2 Dualbells, 2 quick-release collars, and a storage bag
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 Dualbell:
- One setup, dozens of lifts. Bench, squats, deadlifts, rows, presses, curls — even landmine work. The compound barbell movements dumbbells alone can't fully replicate.
- Built strong. Zytel® Nylon 66 — aerospace- and automotive-grade — third-party stress tested to 1,900 lbs of force.
- Rotates on the bar. Natural self-balancing motion, easier on wrists and shoulders than a fixed holder.
- Fits what you own. Works with most traditional and adjustable dumbbells, including Bowflex, Nuobell, Core Fitness, CAP, and NordicTrack.
- Stores anywhere. Shelf, closet, or under furniture. No rack needed.
- Quick to swap. On in seconds, off in seconds. No tools.
Will it fit your setup?
Dumbbells: Handles at least 4.25" (108mm) long and up to 1.38" (35mm) diameter — most standard and adjustable dumbbells. Customers confirm Bowflex SelectTech, Nuobell, Core Fitness, CAP, NordicTrack, and more. Not sure? Measure your handle or contact us.
Bar: Any standard 1" (25mm) bar. (Not for 2" Olympic bars.) Inexpensive options we like: CAP Barbell 60" Solid Standard Bar and FitVid Standard barbell.
The Dualbell Pair + Collars is the simplest way to expand what your home gym can do without expanding your home gym. Instead of buying and storing a separate set of weight plates, your existing dumbbells become the load on a barbell.
Clamp a Dualbell around each dumbbell handle, slide them onto a standard 1" bar, and secure with the included collars — the same motion as loading plates. In seconds you've got a barbell setup ready for squats, presses, deadlifts, rows, and more. When you're done, take it apart just as fast and go back to training with your dumbbells.
It's built for real lifting. Each adapter is made from Zytel® Nylon 66, third-party stress tested to 1,900 lbs of force, and rated for dumbbells up to 125 lbs each. Dualbell rotates smoothly on the bar for a natural, balanced lifting motion. Whether you train in a small apartment or a stocked garage gym, it stores in a drawer when you're finished.
Patented and made in the USA. Plates optional.
Materials
Materials
Dualbell is built of strong and durable materials.
Body- Nylon 66
Hinge pin- Delrin
Padded insert- rubber
Spacer (included in Superset)- Nylon 66
Shipping & Returns
Shipping & Returns
- We aim to ship quickly, within 1 business day of your order being placed.
*For international delivery, please contact us before ordering to confirm shipping rates and availability to your country.
Dimensions
Dimensions
Dualbell works with a standard 1" diameter bar.
Dualbell is compatible with dumbbell handles with a:
- Minimum length of 4.25", 108mm,
-Maximum diameter of 1.38", 35mm.
-Spacer measures 4"in length
Care Instructions
Care Instructions
See product literature for more information

Works flawlessly with my Bowflex SelectTech 1090 Adjustable Dumbbells. I have been searching for this kind of product for years. You all are geniuses!
Very easy to use and change weights on my weight bar. I'm very happy with my purchase.
Got mine this week. Works great with my Nuobells. Have a whole free weight gym now in a tiny setup! Product quality seems on point as well.
Great quality and the best customer service. Do not hesitate ,this is perfect for home workout. I trully recomend It.
Fit perfectly and no issue taking the max dumbbell load. A great addition to my home gym.
