Johnson Health Tech XULT Rubber Hex Dumbbell Pairs and Sets - XULT Rubber Hex Dumbbell Pair in Black, 100 lb. - XT-100RBR-HEX
These dumbbells are made with virgin rubber to ensure the highest quality
Thick rubber coating anchored to steel core for extra durability
Industrial hard chrome handles with medium diamond knurled pattern will not peel, chip or flake
What Our Experts Think
Built with premium virgin rubber for maximum durability and reduced odor, even at heavier weights.
Hex shape ensures secure placement and prevents rolling, essential for heavy dumbbells.
Thick rubber coating anchored to a steel core delivers long-term protection and impact reduction.
Industrial hard-chrome handles with medium knurling provide a firm, controlled grip that won’t peel or flake.
Ideal for advanced strength training, commercial gyms, and users seeking reliable heavy-load performance.
Q&A
Q: Are the 100 lb dumbbells balanced for heavy lifts? A: Yes — they are precision-calibrated for consistent balance and safer handling during heavy movements.
Q: Does the rubber coating help control noise and protect floors? A: The virgin rubber coating reduces impact noise and offers better floor protection than bare-steel alternatives.
Q: Is the knurling aggressive? A: The medium diamond knurl provides a strong grip without being overly harsh on the hands.
Q: Will the chrome handles chip under heavy use? A: No — the industrial hard-chrome finish is engineered to resist rust, peeling, and flaking.
Maintenance Tips
Wipe rubber and handle surfaces with a mild soap solution after intense sessions.
Store on a heavy-duty rack to prevent unnecessary wear and maintain structural integrity.
Keep away from direct sunlight and extreme heat to preserve rubber quality.
Periodically brush the knurling to remove sweat and debris buildup.
Avoid dropping from excessive heights to maintain coating and handle longevity.
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