Hex Dumbbell Sets
Adjustable Dumbbells for Home Gyms
Adjustable dumbbells replace an entire rack of fixed weights in a single compact unit — making them one of the most practical investments for any home gym. Swap between weight settings in seconds and keep training without interrupting your workout.
Dynamo Fitness stocks adjustable dumbbell sets across 14 showrooms in Perth, Melbourne, Sydney, Brisbane, Adelaide, and the Gold Coast. Every set is available to test in-store before you buy. Buy Now Pay Later with Zip, Afterpay, and Humm.
How Adjustable Dumbbells Work
Adjustable dumbbells use one of two mechanisms to change weight:
Dial or pin select — rotate a dial or slide a pin to select the weight. Fast to adjust, compact footprint. Best for home use.
Plate loadable — Olympic-style plates slide onto the handle and are secured with a collar. Heavier maximum weight, more durable under heavy load.
If you need to change weights quickly between sets, dial-select models are the most practical. If you want maximum weight range and longevity, plate-loadable sets are the better long-term investment.
Adjustable vs Fixed Dumbbells
Space: Adjustable dumbbells have the footprint of a single pair. A fixed dumbbell set requires a full rack.
Weight range: One adjustable set covers light to heavy. Each fixed pair is one weight only.
Weight changes: Seconds with a dial or pin. Fixed weights require walking to the rack.
Best for: Adjustable suits home gyms and apartments. Fixed suits commercial gyms with heavy daily use.
What to Look for When Buying
Weight Range
Consider where you are now and where you want to be in 12 months. A set with a limited maximum weight will hold you back as you progress. Look for a range that covers your strongest and weakest exercises.
Adjustment Mechanism
Dial-select mechanisms are the fastest to use mid-workout. Pin-select and collar systems take a few extra seconds but tend to be more durable under heavy load. Test both in-store if unsure.
Handle Grip & Length
Handle length affects which exercises you can perform. Shorter handles suit isolation movements. Longer handles allow a more natural grip for pressing and rowing. Look for knurled or textured grips for secure handling.
Build Quality
The adjustment mechanism is the critical wear point. Check the warranty and brand reputation before buying. All brands stocked at Dynamo Fitness are selected for durability and after-sales support.
Exercises You Can Do with Adjustable Dumbbells
- Chest: dumbbell press, chest flyes, incline press
- Back: bent-over rows, single-arm rows, renegade rows
- Shoulders: overhead press, lateral raises, front raises
- Arms: bicep curls, hammer curls, tricep kickbacks, overhead extension
- Legs: goblet squats, Romanian deadlifts, lunges, step-ups
- Core: Russian twists, weighted sit-ups, farmer carries
For training guides and exercise ideas, visit the Dynamo Fitness blog.
Brands We Stock
Reeplex — Plate loadable Olympic handle sets. Dynamo’s own brand with full weight range options.
Bodyworx — Dial-select and fixed handle. Reliable home gym range.
Ironmaster — Quick-lock plate system. Heavy-duty, popular with serious home gym users.
MX Select — Dial-select, compact design. Suits home gyms with limited space.
Try Before You Buy — 14 Showrooms Across Australia
Adjustable dumbbells feel different in person — handle grip, adjustment mechanism, balance point. Visit a Dynamo Fitness showroom to test the range before committing. No appointment needed.
- Perth — Osborne Park, Success & Malaga
- Melbourne — Keysborough, Somerton, Truganina & Preston
- Sydney — Seven Hills & Yagoona
- Brisbane — Brendale & MacGregor
- Adelaide — St Marys & Holden Hill
- Gold Coast — Labrador
Delivery & Payment
All adjustable dumbbell sets ship Australia-wide. See our shipping page for current timeframes. Buy Now Pay Later available with Afterpay, Zip, and Humm. View all payment options.
Adjustable Dumbbell - FAQs
Adjustable dumbbells are a single pair of handles that can beloaded to different weights using a dial, pin, or plate system. They replace multiple pairs of fixed dumbbells in a compact footprint, making them ideal for home gyms with limited space.
Yes, for most home gym users. A quality set covers a widen weight range in the space of a single pair, eliminating the need for a full
dumbbell rack. They work for beginners and experienced lifters alike.
It depends on your current strength level and goals. Beginners typically need a lighter range. Experienced lifters benefit from sets with a higher maximum, particularly for compound movements like rows and presses. Our in-store team can help you choose the right set.
With proper use and care, a quality set should last many years. The adjustment mechanism is the most common wear point — brands using robust locking systems and metal components tend to outlast cheaper alternatives. All sets stocked at Dynamo Fitness come with manufacturer warranty.
Yes. Every model is available to test at Dynamo Fitness showrooms across Perth, Melbourne, Sydney, Brisbane, Adelaide, and the Gold Coast. No appointment needed.
Yes. All adjustable dumbbell sets sold at Dynamo Fitness include manufacturer warranty. Check each product page for specific terms, or ask our in-store team.