(Last Updated on October 18, 2025 by Henry)
- Name: PowerBlock Sport 24 Dumbbells (Pair)
- Category: Free Weights
- Purpose: Support Grip Strength
- Rating: 4.3 out of 5 stars
- Availability: Amazon (Prime delivery)
- Adjustable: 3 to 24 lbs/1.36 to 10.88 kg each
- Space Efficient: Excellent Solution for Home Gym, Combines 8 Sets of Weights
- Extra Compact: Smaller than Traditional Dumbbells
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What Are PowerBlock Sport 24 Adjustable Dumbbells?
Overview:
The PowerBlock Sport 24 Adjustable Dumbbells are among the most compact and efficient free weights you can find. Designed with a clever stackable block structure, each dumbbell adjusts from 3 to 24 pounds per hand in precise 3-pound increments, offering outstanding versatility for such a compact design.
Despite the small footprint, they replace up to 8 pairs of traditional dumbbells: that’s 216 pounds of free weights condensed into one set, making them one of the best space-saving solutions for any home gym.
What sets PowerBlock apart is its weight selector pin system, which allows you to change resistance in seconds. Just pull out the magnetic selector pin, slide it into your desired weight slot, and you’re ready to go. It’s quick, intuitive, and much faster than traditional dumbbells that require manually adding or removing plates.
Many users even report that PowerBlock’s adjustment system feels faster and smoother than BowFlex’s dial mechanism, especially when alternating between upper and lower body movements.
The rubberized handles are a highlight feature. They’re ergonomically contoured to provide a secure, slip-resistant grip, helping you develop stronger hands, wrists, and forearms over time. PowerBlock’s patented compact design promotes excellent balance and control, reducing strain on your joints and minimizing the risk of wrist-related injuries. Their compact form also means less wobble or clinking during exercises; everything feels tight, balanced.
The flat ends add another small but meaningful benefit: you can comfortably rest the dumbbells on your thighs when getting into position for presses, a feature you’ll appreciate once you start using them regularly.
Sold as a pair, the PowerBlock Sport 24 dumbbells are built with premium materials for durability, making them a long-lasting addition to your home gym setup. Plus, they come backed by a limited 10-year warranty, providing confidence that you’re investing in quality.
Compact, precise, and incredibly user-friendly, these dumbbells are a perfect choice for anyone serious about building grip strength and full-body conditioning in limited space.
What are the Pros & Cons of PowerBlock Sport 24?
Stable, Compact & Sturdy
Pros:
- Quick Weight Changing Mechanism: Pull the pin out & slide it right back in on the weight you want to use. Super easy to use & fast.
- Saves Up Space for Your Home Gym: One of the most compact dumbbells you’re going to find on the market. PowerBlock Sport 24 is excellent if you only have a little space spare for your training equipment.
- Small Weight Increments: There are as few as 3-pound increments. Small weight increments are important, for example, if you intend to use an intense, super-set type of routine in your workout that requires multiple small weight jumps.
- Saves Your Money: This great way to save money on dumbbells, PowerBlock Sport 24, or 216 pounds worth of free weights. You can replace an entire rack of dumbbells & it will be cheaper for you than buying these dumbbells individually.
- Built Like Tank: These dumbbells are incredibly sturdy & compact, making them reliable pieces of equipment for your home gym. If you don’t want to keep changing broken equipment all the time, these are dependable workhorses for years to come.
- Flat on the Ends: This makes it easy to rest these dumbbells on your thighs between sets. It’s an extra nice feature if you’re doing an incline bench press or shoulder press: You can rest PowerBlock dumbbells on your thighs & lift them from there to start your exercise. After you’ve finished your set, you can bring dumbbells back on your thighs, making the whole exercise process much more comfortable & smoother. Plus, it helps to prevent injuries.
- Protects Your Wrists: Comfortable grip & a cage-like handle area that protects both your hands & wrists. As a result, you don’t have to squeeze the handle so much & it becomes effective for lifting bigger weights while supporting your grip. In that way, your wrists are always in the correct position & dumbbells are more stable during the lift.
- Long Warranty: Manufacturer offers a 10-year warranty.
Cons:
- Requires Solid Ground to Change Weight: This is one of the minor concerns with these dumbbells; you might be unable to insert the weight pin in the correct position if your dumbbells are placed on the carpet, etc.
- Weight Changing Pin Can be Hassle: If you’re new to this, it takes a bit of practice to get it right. If you’re used to it, no problem. You must be careful to insert weight weight-changing pin correctly into its proper, intended slot.
- Some Problems With Customer Service: Some people have complained about receiving 1 dumbbell, only. That is a shipping problem, & if it happens to you, don’t hesitate to contact Amazon customer service & ask for your other dumbbell. Usually, it easily solves the problem. Note that PowerBlock dumbbells are sold as a pair; however, dumbbells might ship in multiple boxes.
Still Deciding?
Compare it With Other Dumbbells.
PowerBlock Sport 24 Dumbbells – Ranking 86 out of 100
Great Equipment
What are the Possible Exercises You can Perform with PowerBlock Sport 24?
Train All Major Muscle Groups
Leg Exercises:
- Wide squats
- Calf raises
- Stationary lunges
- Stiff-leg deadlift
- Reverse lunge
- Side lunge
Abdominal Exercises:
- Ab crunch
- Reverse crunch
- Lying trunk rotation
- Twisting side crunch
- Lying leg raise
Chest Exercises:
- Flat chest press
- Incline chest press
- Flat fly
- Incline fly
- Decline chest press
Back Exercises:
- Alternating rows
- Wide row
- Deadlift
Shoulder Exercises:
- Standing shoulder press
- Lateral raise
- Seated overhead press
- Front raise
- Rear delt row
- Shrugs
Arm Exercises:
- Standing curls
- Concentration curls
- Incline bench curls
- Scott curls
- Overhead triceps extension
- Triceps kickback
- Lying triceps extension
- Hammer curls
This Training Tool Targets Static Support Grip Muscles:
One of the 5 Primary Hand Movements.
Technical Details
- Dumbbells adjust from 3 to 24 lbs; adjust in 3-pound increments up to 24 pounds
- Weight (Each): 24 pounds: Weight Range: 3 to 24 lbs (1.35 to 10.88 kg) for each dumbbell
- Weight Increments in pounds: 3, 6, 9, 12, 15, 18, 21, 24 pounds
- Weight Settings: 22/28/34 – Combines 8 settings of weight per dumbbell into one
- Dumbbell Dimensions (Each): 10.5 inches long, 5.25 inches wide & 5 inches tall
- Shipping Weight: 49.5 pounds (for 2 x 24-pound dumbbells)
- Warranty: Manufacturer offers a 10-year limited warranty
- Manufacturer: PowerBlock (USA)
Accommodate Your PowerBlock Sport 24 Dumbbells Efficiently
- Provides a convenient storage & racking system for your PowerBlock Sport 24 Dumbbells
- Durable dark grey steel construction
- Folds easily flat for portability & storage
- Compatible with all PowerBlock set-ups, 50 lbs (small rack) or up to 90 lbs (large rack)
- Has adder weight ports on the top of the stand for PowerBlock models that use adder weights
- Stand has a footprint of 20″ x 18″ & a height of 26″ (large) or a height of 24″ (small)
How Can Using Dumbbells Improve Your Grip Strength?
Do Bent-Over Rows
Dumbbells are one of the best tools for developing functional grip strength, not just in your hands, but across your entire forearm and wrist complex. Every lift demands active stabilization, which builds your support grip, the foundation of all serious strength training. Over time, consistent dumbbell training translates into better control, endurance, and confidence when handling heavier weights or performing compound lifts like pull-ups, rows, and deadlifts.
The PowerBlock Sport 24 Dumbbells are exceptional for targeting grip endurance and stability thanks to their compact, squared design and rubberized handles. The structure of these dumbbells forces you to hold them in a slightly different way compared to round dumbbells, a subtle change that recruits your finger flexors and forearm stabilizers even more. That unique engagement is excellent for improving your crush grip and support grip, both vital for advanced strength performance.
Exercises such as bent-over rows, farmer carries, and time-under-tension static holds can massively enhance grip strength when performed with PowerBlocks. Their compact shape makes them feel more stable during rows and carries, allowing you to safely push further before your grip gives out, the sweet spot for real progress.
For athletes or home gym users focusing on grip progression, the PowerBlock’s quick-adjust weight system is a huge plus. You can increase resistance gradually, building forearm strength in small, consistent increments. This progressive overload is one of the key principles of developing both muscle size and grip endurance: something that’s often overlooked when using fixed-weight dumbbells.
Another standout feature is the secure handle enclosure. Unlike round-handle dumbbells that can shift slightly in your palm, PowerBlock’s design keeps your hand locked in place, forcing your grip muscles to stay activated without excessive strain. This not only improves grip fatigue resistance but also helps strengthen the connective tissue in your hands and wrists.
If you’re serious about training your support grip, the type of strength that helps you hold onto a heavy deadlift bar or maintain control of a kettlebell during swings, PowerBlock Sport 24 Dumbbells are an ideal fit. Their adjustability, durability, and ergonomic design make them a premium compact tool for home athletes who want to enhance grip power while saving space.
In short, every rep with the PowerBlock Sport 24 Dumbbells challenges your grip to perform at a higher level. With consistent training, you’ll notice stronger wrists, denser forearms, and a more stable, confident hold on any weight you touch.
What is My Final Evaluation of PowerBlock Sport 24 Dumbbells?
Extra Compact Dumbbells
The PowerBlock Sport 24 Dumbbells stand out for being noticeably smaller and more compact than traditional dumbbells. This compact design makes them an ideal space-saving addition to any home gym setup. Instead of needing an entire rack of fixed dumbbells, you only need one set, freeing up valuable floor space while still covering a full range of weights for your workouts.
Like all PowerBlock models, the Sport 24 dumbbells are extremely sturdy and well-engineered. Built from solid, high-quality materials, they’re designed to last for years of consistent use.
Their smaller, balanced form factor not only makes them easier to store but also makes them more stable and comfortable to handle during lifts. This improved balance translates into safer, more controlled movements, which helps reduce the risk of wrist strain or accidental injury, a key factor for anyone training long-term.
Because of their ergonomic shape and compact frame, these dumbbells naturally encourage proper lifting form and grip alignment. Every exercise you perform with them, from curls to presses and rows, engages your support and crush grip, helping you build strength in your hands and forearms over time. This is especially valuable for athletes and lifters who want a stronger, more durable grip that carries over to barbell lifts or daily functional tasks.
The only minor drawback to note is that the selector pin mechanism works best on a solid, flat surface. To switch weights safely and precisely, make sure the dumbbells are resting evenly on the floor or stand before adjusting. A small trade-off considering how fast and intuitive the adjustment system is.
Simply pull out the magnetic selector pin and insert it at your desired weight level, and you’re ready to go. No time wasted fumbling with plates or collars. Compared to traditional dumbbells, which often take several minutes to adjust, PowerBlock’s design saves you valuable training time and keeps your workouts flowing smoothly.
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