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

Price: $109.99 - $79.99
(as of Jan 28, 2026 23:43:21 UTC – Details)

Product description

GYM CUBE: The Only Fitness Tool You’ll Ever Need.

Find Your Lift: FEIERDUN‘s Dumbbell Guide

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Price

$99.99$99.99

$349.99$349.99

$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

【5 in 1 Multifunctional Dumbbell Set】With it, you can get a pair of dumbbells also barbells, kettlebells, weight plate，and push-up stands, which help you do many exercises including bench presses, squats, etc.
【More Weight Options】The dumbbell pieces feature a detachable design, and the adjustable weight range for the single dumbbell is 6 lbs-15 lbs, the kettlebell is 4 lbs-19.5 lbs, and the barbell is 8 lbs-31 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.