FEIERDUN Adjustable Dumbbells, 20/30/40/45/70/90lbs Free Weight Set with Connector, 5 in1 Dumbbells Set Used as Barbell, Kettlebells, Push up Stand, Weight Plate, Fitness Exercises for Home Gym Suitable Men/Women
Product description
GYM CUBE: 5 Pieces of Equipment, 1 Compact Cube. 
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
All you need in FEIERDUN
Add to Cart
Add to Cart
Add to Cart
Customer Reviews
4.4 out of 5 stars 4,649
4.8 out of 5 stars 112
4.8 out of 5 stars 350
4.4 out of 5 stars 4,649
Price
$99.99$99.99
$389.99$389.99
$72.99$72.99
$117.99$117.99
Weight Adjustable
✔
✔
✔
✔
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)
Color Options
Black
Black
Gray/Pink/Blue/Purple
Black
【5 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
【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
【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
【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
Original price was: $109.99.$89.99Current price is: $89.99.
Price: $109.99 - $89.99
(as of Mar 24, 2026 10:41:45 UTC – Details)
Product description
GYM CUBE: 5 Pieces of Equipment, 1 Compact Cube.
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
All you need in FEIERDUN
Add to Cart
Add to Cart
Add to Cart
Customer Reviews
4.4 out of 5 stars 4,649
4.8 out of 5 stars 112
4.8 out of 5 stars 350
4.4 out of 5 stars 4,649
Price
$99.99$99.99
$389.99$389.99
$72.99$72.99
$117.99$117.99
Weight Adjustable
✔
✔
✔
✔
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)
Color Options
Black
Black
Gray/Pink/Blue/Purple
Black
【5 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
【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
【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
【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
Specification: FEIERDUN Adjustable Dumbbells, 20/30/40/45/70/90lbs Free Weight Set with Connector, 5 in1 Dumbbells Set Used as Barbell, Kettlebells, Push up Stand, Weight Plate, Fitness Exercises for Home Gym Suitable Men/Women
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Original price was: $109.99.$89.99Current price is: $89.99.
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