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Phoenix Fitness Adjustable Cast Iron Dumbbell and Barbell Set, 20kg or 30kg

Phoenix Fitness adjustable cast iron dumbbell and barbell set is listed in 20kg and 30kg versions. A connector bar lets the dumbbell handles form a barbell, while spinlock collars secure the plates according to the listing. The page’s title and feature text describe both weights, so confirm which version is selected before buying.

At a glance

  • Dumbbell handles can be joined with the connector bar to make a barbell.
  • Cast-iron plates are listed in several increments, allowing weight configurations to be adjusted.
  • Diamond-knurled handles and spinlock collars are described as grip and plate-retention features.
  • The listing describes versions with different plate quantities and handle lengths. Confirm whether the selected option is 20kg or 30kg.
Price
£42.99Save 28%

Reference price: £59.99

Price checked: 14 Nov 2026

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Often bought together

Pros and cons

Pros

  • Two dumbbell handles and a connector bar support dumbbell and barbell configurations in one set.
  • The listed plate increments include 0.5kg, 1.25kg and 2.5kg plates, offering several loading steps.
  • Spinlock collars and knurled handles are specified for securing plates and gripping the bars.

Cons

  • Cast-iron plates make this a substantial set to handle and store, rather than a lightweight compact alternative.

Technical specifications

11 specifications
Identity
BrandPhoenix Fitness
Set name20kg/30kg Weight Set
StyleAdjustable
Dimensions and installation
Weight listed20 Kilograms
Dimensions94L x 16.5W centimetres
Handle diameter38 centimeters
Grip sizeMedium
Materials and protection
Material listedCast Iron
Handle materialMetal
Special featuresNon-Slip, Secure Weight Locking
Use
Target body partsArm, Shoulder

What to know before buying

Listing details to confirm

The listing is inconsistent about the selected set and its specifications: the title and set name show both 20kg and 30kg, the details list 20 Kilograms, and the feature text gives different plate counts and handle lengths for each version. The listed handle diameter of 38 centimeters also differs from the stated 35cm handles for the 20kg version. Confirm the selected weight and included configuration before purchase.

Who is it for?

A good fit for

  • Home users who want adjustable free weights that can be configured as dumbbells or a barbell.
  • Strength-training buyers who prefer cast-iron plates and spinlock collars.
  • People with room to store a set of handles, plates and a connector bar.

Less suited to

  • Buyers seeking a clearly specified, single weight configuration without checking which listing option is selected.
  • People who need a lightweight or quick-change weight system.
Phoenix Fitness Adjustable Cast Iron Dumbbell and Barbell Set, 20kg or 30kg · photo 2
Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 67 ratings
  • 5 stars54%54%
  • 4 stars28%28%
  • 3 stars8%8%
  • 2 stars0%0%
  • 1 star10%10%

Customer feedback praises the set’s cast-iron finish and perceived value. This may matter to buyers choosing a home set with metal plates, but those impressions do not confirm the listing’s conflicting 20kg and 30kg configurations. Ratings are generally favourable, though some are low, so experiences are not uniformly positive.

Positive themes

  • Customer feedback highlights the cast-iron finish.
  • Some feedback describes the set as good value for money.

Frequently asked questions

Can the set be used as both dumbbells and a barbell?

The listing says the connector bar joins the dumbbell handles to form a barbell. Check the selected version’s package contents before ordering.

Is this the 20kg or 30kg set?

The page names both versions, but its details also list a 20 Kilograms item weight. The feature text gives different plate quantities for the 20kg and 30kg versions, so verify the selected option.

What material are the weights made from?

The listed material is cast iron. The page also describes knurled metal handles and spinlock collars.

Phoenix Fitness Adjustable Cast Iron Dumbbell and Barbell Set, 20kg or 30kg · photo 3
Additional product photo 3

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