PowerBlock Pro 100 EXP Dumbbells
A highly durable and uniquely expandable system that grows with your strength and can transform into multiple pieces of equipment, offering incredible long-term value and versatility.

via Powerblock.com
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- +Modular expansion kits allow growth from 5-40 lbs up to 5-100 lbs, replacing over 30 pairs of dumbbells
- +Urethane-coated steel plates enhance durability, reduce noise, and are safer for flooring
- +Optional accessories allow transformation into a straight bar, EZ curl bar, or kettlebell for unmatched exercise variety
- −Unique block-shaped, caged handle design requires an adjustment period and can feel less natural for some exercises
- −Can become quite expensive when purchasing the full 100-pound expansion kit and accessories
- −The 38-millimeter handle thickness is thicker than average and may not suit all users
The PowerBlock Pro 100 EXP Dumbbells are not just a pair of weights but a comprehensive, evolving strength training system. Their core advantage is unparalleled expandability. Users can start with a base set of 5-40 pounds and incrementally add expansion kits to reach 60, 80, or a substantial 100 pounds per dumbbell. This modular approach makes it a cost-effective long-term investment, effectively replacing an entire rack of fixed dumbbells. The construction is robust, with steel weight plates coated in urethane for added durability, a quieter workout, and protection for home gym floors. PowerBlock's reputation for building durable, long-lasting equipment is well-earned. Beyond raw weight, the system's true versatility shines with compatible accessories. The same weight plates can be used with the PowerBlock straight bar, EZ curl bar, and KettleBlock attachment, effectively providing a barbell, specialty bar, and kettlebell in one ecosystem. This drastically multiplies exercise options without consuming additional space. The adjustment uses a straightforward selector pin system, though it is not as instantaneous as a twist dial. The main consideration is the form factor. The blocky, caged design is space-efficient but feels different from a traditional dumbbell, which can limit range of motion on some exercises like chest flyes. However, for lifters seeking a single, durable system that can scale from beginner to advanced weights and adapt to provide a wide array of training tools, the PowerBlock Pro 100 EXP is an exceptionally versatile and smart solution.
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Product FAQs
Yes, for most buyers. The PowerBlock Pro 100 EXP Dumbbells stands out for: Modular expansion kits allow growth from 5-40 lbs up to 5-100 lbs, replacing over 30 pairs of dumbbells and Urethane-coated steel plates enhance durability, reduce noise, and are safer for flooring. The main trade-offs are Unique block-shaped, caged handle design requires an adjustment period and can feel less natural for some exercises. Check our full Fitness Equipment comparison for alternatives.