Price: $129.99 - $16.99
(as of Dec 05, 2025 23:28:12 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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Price
$84.99$84.99
$389.99$389.99
$69.99$69.99
$89.99$89.99
Weight Adjustable
✔
✔
✔
✔
Adjustment Method
Nut Adjustment
Dial Adjustment
Rotating Plate Adjustment
Nut Adjustment
Weight Options
20/30/45/70/90LB
52.5/105LB
12/20LB
48/68/88LB
Function
5 in 1
2 in 1
3 in 1
5 in 1
Dumbbell plate shape
Circle
Hexagonal
Square
Hexagonal
Color
Black/Orange
Black/Orange
Pink/Blue/Gray/Purple
Black/Yellow
【4 in 1 Multifunctional Dumbbell Set】With it, you can get a pair of dumbbells also barbells, kettlebells, and push-up stands, which help you do many exercises including bench presses, squats, etc.
【Durable Materials】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.
【20MM Thickened Foam】The connecting rod is made of a 5mm thick steel tube + 20mm thick high-quality foam. Curved design fits the neck, which is non-slip and sweat-absorbing, soft and breathable, bringing a more comfortable exercise experience to you.
【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.
【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.
【More Weight Options】The dumbbell pieces feature a detachable design, and the adjustable weight range for the single dumbbell is 6lbs-22.5lbs, which meets your exercise intensity needs in different stages. Installation is easy.
【Brand Support】FEIERDUN always due to providing our customers with the best service. If our product could not meet your expectations, please feel free to contact us, we will respond within 12 hours.








