






Price: $199.99 - $129.99
(as of Jan 23, 2026 20:08:53 UTC – Details)
Product description



1 20lb
2 30lb
3 45lb
4 70lb
5 90lb

1 Foam Connecting Rod
2 Non-slip Dumbbell Bar
3 High-quality Plate

Maximize Your Barbell’s Potential – The First Step is Proper Installation.
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Barbell Assembly Instructions Merchant Video
Find Your Lift: FEIERDUN‘s Dumbbell Guide
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Customer Reviews
4.4 out of 5 stars 4,426
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4.4 out of 5 stars 4,426
Price
$109.99$109.99
$389.99$389.99
$69.99$69.99
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Weight Adjustable
✔
✔
✔
✔
Storage Base
✘
✔
✘
✘
Adjustment Method
Nut Adjustment
Dial Adjustment
Rotating Plate Adjustment
Nut Adjustment
Function
5-in-1 Workout Functions
2-in-1 Workout Functions
3-in-1 Workout Functions
5-in-1 Workout Functions
Dumbbell Plate Shape
Circle
Hexagon
Square
Hexagon
Weight Options
20/30/45/70/90LB (Total)
52.5/105LB (Total)
12/20LB (Total)
48LB (Total)
Quantity Options
Pair
Single/Pair
Pair
Pair
Color Options
Black
Black
Gray/Pink/Blue/Purple
Black
【4 in 1 Multifunctional Dumbbell Set】With it, you can get a pair of dumbbells also barbells, kettlebells, and push-up stands. Meet your needs for diversified weight training, including bench presses, squats, push-ups, etc.
【More Weight Options】The dumbbell pieces feature a detachable design, and the adjustable weight range for the single dumbbell is 6 lbs-25 lbs, the kettlebell is 4 lbs-21.5 lbs, and the barbell is 8 lbs-51 lbs. Suitable for beginners to professionals, it meets your exercise intensity needs in different stages in just one device. Installation is easy.
【Durable & Odorless】Environmentally dumbbell pieces’ exterior is made of high-quality PE materials, and the inside is mixed with iron, mud, and sand, which effectively prevents floor abrasion. No rust, no smell. Please use it with confidence!
【Non-slip Dumbbell Bar】The surface of the dumbbell bar is made of ABS environmentally material and attached to a non-slip texture, which strengthens the friction of the hand and helps you control the dumbbell better during exercise.
【20MM Thickened Foam】The barbell connecting rod is made of a 5mm thick steel tube + 20mm thick high-quality foam. The curved design fits the neck, which is non-slip and sweat-absorbing, soft and breathable, bringing a more comfortable exercise experience to you.
【Safety Nuts】The sets contain four safety nuts. Nut thread thickening effectively keeps the dumbbell piece solid, to prevent movement shaking. Ensure your safety in use.
【Brand Support】FEIERDUN is always due to providing our customers with the best service. If our product could not meet your expectations, please feel free to contact us, and we will respond within 12 hours.
User Reviews
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Original price was: $199.99.$129.99Current price is: $129.99.

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