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Quick home deliveryThis item will be delivered and installed within 8-10 week
This item will be delivered and installed within 12-14 Week
This item will be delivered and installed within 16+ Week
This item will be delivered and installed within 16+ Week
This item will be delivered and installed within 12-14 Week
This item will be delivered and installed within 12-14 week
Quick home delivery - Ships in 5-10 daysDurability meets functionality with the new Hammer Strength 4-Sided Urethane Dumbbells.
Featuring an anti-roll design, ultra-durable chemically bonded UV resistant urethane, medium knurled chrome handles and superior protection against wear and tear; these dumbbells are long lasting and will serve you for years to come. Sets are sold in 5 lb increments.
*Sets arrive in 5-7 weeks
*Singles ship in 1-2 weeks
Special Order
| Handle Diameter | 5-35LB:32mm 40-100LB:35mm 105-150LB:38mm |
| Head Diameter | 5-25LB: 6in(15cm) 30-45LB: 7in(18cm) 50-150LB: 8in(20cm) |
| Handles | Medium Knurl, Hard Chrome |
| Material | Urethane, chemically bonded to steel |
| Warranty | 5 years |
FUNCTIONAL DESIGN
Crafted with 4 flat sides, smooth contours, and chrome-plated handles with a medium knurl, the hammer strength dumbbells have a unique ability to roll when needed or remain in place. The distinguished design facilitates confident and stable execution of exercises like renegade rows.
SUPER DURABILITY
Made using an ultra-durable, chemically bonded urethane construction, our 4-Sided Dumbbell sets ensure long-lasting use and a professional appearance for years to come.
UV RESISTANT
Our 4-Sided dumbbells are made using UV stabilizers and additives to protect the urethane shell and molded-in numbers from fading, chalking and cracking, keeping them looking and performing like new.
Every detail of the 4-Sided Urethane Dumbbells reflects the legacy of Hammer Strength—durable, precise, and built for serious training. Engineered to endure the toughest environments, these dumbbells combine iconic design with unmatched performance, making them a bold statement in any home gym and an ideal choice for those focused on strength training with dumbbells.
Beyond careful positioning of the exerciser and precise, variable strength profiles, Insignia advances biomechanics with ultra-smooth, independent, converging/diverging movements that provide best in class feel.
Designed to create the best exercise experience with gas spring assisted adjustments, rubber tactile over molded touch points, rep counter, and integrated storage.
Beyond careful positioning of the exerciser and precise, variable strength profiles, Insignia advances biomechanics with ultra-smooth, independent, converging/diverging movements that provide best in class feel.
Hammer Strength 4-Sided Urethane DumbbellsFrom $102.00 |  |  Rubber HEX DumbbellsFrom $18.00 |  | |
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Hammer Strength is entrusted to engineer the most scalable and durable strength training equipment from concept to application. Hammer Strength sets the global standard for design and testing, pioneering movement-based training. Our commitment to excellence is unrivaled so that every athlete can be unrivaled in their training - even from their home gym.
We offer multiple ways to pay so you can invest in your health with confidence. Choose Shop Pay for a fast, secure checkout and interest-free installments. Use Truemed to pay with your HSA/FSA funds on eligible equipment and save with pre-tax dollars. Prefer longer-term financing? Affirm lets you split your purchase into monthly payments—with rates as low as 0% APR for qualified buyers.
I received my Hammer Strength Urethane Dumbbells today and I am super pleased. I continue to be amazed with the quality of Hammer Strength equipment and I am getting the commercial gym feel in the privacy of my home. These dumbbells feel amazing and are the best I have used. Incredible feel and experience with each rep. Delivery team was awesome and this is a purchase that will last a lifetime.
Dumbbells are very high quality and are built to last!
Have a 5lb - 60lb set. Love the quality and practicality of the flat-sided design.
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