US
FITPLAM

FITPLAM Adjustable Dumbbell Set

  • Item Weight: 45 pounds
  • Number Of Pieces: 2
  • Material: Alloy Steel, Iron, Polyethylene (PE)
  • Handle Material: Alloy Steel

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A space-saving option for home lifters who want six weight settings from one pair, with strong recent sales though the mid-range 4.3 rating suggests some inconsistency.

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ASIN: B0DB1FDJ9CCategory: Dumbbells

Overview

The FITPLAM adjustable dumbbell set is a pair of plate-loaded dumbbells that adjust across 20, 35, 45, 55, 70, and 90 pound settings, built from alloy steel, iron, and polyethylene with an upgraded locking nut.

Adjustable dumbbells like this exist to replace a full rack of fixed weights with two units that cover a wide range, which matters most for home gyms short on space. The upgraded nut is FITPLAM's answer to the loose spinlock collars found on cheaper adjustable sets, though changing between all six settings still means threading plates rather than the instant swap of a dial system.

  • Adjusts across 20/35/45/55/70/90 lb settings
  • Upgraded locking nut mechanism
  • Sold as a pair, 2 pieces
  • Black and red color

Who it's for

Fits home gym users who want one pair of dumbbells covering a wide weight range without buying a full rack. Less ideal for anyone who wants the fastest possible weight changes between sets, since this is a nut and plate system rather than a dial.

Pros and cons

Pros
  • Six weight settings from one pair, 20 to 90 pounds
  • Upgraded locking nut over basic spinlock designs
Cons
  • Slower to adjust than dial-based systems
  • 4.3 rating trails premium adjustable dumbbells
  • Threaded nut system can still loosen with heavy use

Performance notes

The set works by threading plates onto a bar and locking them with the upgraded nut, which should hold more securely during lifts than a basic spinlock collar, though it is slower to adjust than turn-dial adjustable dumbbells. Alloy steel and iron plates supply the weight, while the polyethylene likely covers grip or plate coating. At a maximum 45 pounds per side in the listed attribute, the pair combines for up to 90 pounds total at the top setting.

Specifications

BrandFITPLAM
Dimensions & fit
Item Weight45 poundshigher than 69% of 78 dumbbells
Item Dimensions L X W22.5 × 11 inches
Construction & materials
MaterialAlloy Steel, Iron, Polyethylene (PE)
Handle MaterialAlloy Steel
ColorBlack & Red
Included components
Number Of Pieces2
Unit Count1
Other details
Target Use Body PartArm, Shoulder
Number Of Items2
Style45LB Total(22.5LB Each)
Part Number1
Other Special Features Of The Product①Adjustable Dumbbell Set ②5-in-1: Dumbbells, Barbells, Kettlebells, Push-Up Stands, Weight Plate ④Dual-Lock Stable ⑤Space-saving ⑥Home Workout
Set Name5 In 1 Adjustable Dumbbell Weight Set

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Frequently asked questions

What weight range does the FITPLAM adjustable dumbbell set cover?

It adjusts across six settings: 20, 35, 45, 55, 70, and 90 pounds.

How does the FITPLAM dumbbell lock plates in place?

With an upgraded locking nut, meant to hold plates more securely than a standard spinlock collar.

Does the FITPLAM set include one dumbbell or a pair?

A pair, listed as 2 pieces.