# KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg

The KAYMAN adjustable dumbbell and barbell set is presented as a convertible home-training kit with removable plates. The listing identifies two weight options, 12kg and 20kg, but does not clarify which one applies to the selected configuration, so confirm the chosen version before buying.

- [Original product page](https://bargainpostbox.co.uk/product/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [View offer](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: KAYMAN
- Category: Sports & Outdoors > Fitness & Exercise > Weights & Strength Equipment
- Price: 22.09 GBP
- Previous price: 25.99 GBP
- Discount: 15%
- Price checked: 2026-11-12T19:19:31.115Z
- Rating: 4.2 / 5
- Reviews: 85

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Converts between dumbbell and barbell configurations, according to the listing.
- Removable plates are described as allowing different weight combinations.
- The listing says it uses spin-lock collars to secure plates during adjustment.
- Intended for home strength training, with examples including curls, presses, squats and rows.

## Pros

- Two exercise formats in one set offer flexibility for a home workout space.
- Removable plates allow the load to be changed rather than fixed.
- Customer feedback mentions home use and workouts while travelling.

## Specifications

### Identity and configuration
- Brand: KAYMAN
- Set name: Adjustable Dumbbell & Barbell Set \(12kg/20kg\)
- Number of pieces: 2
### Dimensions and installation
- Dimensions listed: 59L x 24W centimetres
### Materials and construction
- Material listed: Cement, Polyethylene \(PE\), Rubber
- Handle material: Plastic
### Adjustability and use
- Special feature: Adjustable Weight

## Before you buy

- The title gives 12kg/20kg, while the colour field says 20 Kg and does not establish which weight configuration is selected. Confirm the variant and total set weight before purchase. The listing describes cement-filled PE-cased plates in one detail, but also calls them durable plastic plates elsewhere, so the precise plate construction is inconsistent.

## A good fit for

- Home users wanting adjustable weights that convert between dumbbells and a barbell.
- Beginners or general fitness users who want to vary resistance using removable plates.
- Buyers with a compact workout area who need a multi-format set.

## Less suited to

- Anyone needing a clearly confirmed single total weight before ordering without checking the selected variant.
- Lifters whose training requires a specific verified plate material or load progression not stated clearly here.

## Customer feedback

Customer feedback describes the set as useful for home workouts and mentions portability for exercise while travelling. Some customers also report favourable value perceptions. These comments suit buyers considering a compact adjustable set, but they do not resolve the listing's uncertainty over the selected total weight. Aggregate ratings are generally favourable but include lower-star ratings too, and do not establish specific causes for either positive or negative experiences.
- Positive themes: Feedback mentions home use and good value for money.

## Frequently asked questions

### Does this set come in 12kg or 20kg?
The title lists 12kg/20kg, while a separate colour field says 20 Kg. The listing does not make the selected configuration clear, so check the chosen option before ordering.
### Can the set be used as both dumbbells and a barbell?
Yes. The listing describes conversion between dumbbell and barbell formats using a connector bar.
### What are the plates made from?
The listed material is cement, polyethylene and rubber. Other listing text describes the plates as plastic, so the exact construction is not consistently specified.
### What exercises does the listing suggest?
It names curls, presses, squats and rows as examples for home strength training.

## Alternative options

- [Yaheetech 30KG/25KG/20KG/15KG Adjustable Dumbbells Weight Set for Men/Women \| 2x15kg/2x12.5kg/2x10kg/2x7.5kg Free Weights Dumbbells Set, Easy Weight Changes, Fullbody Strength Training for Home Gym](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Straame 20KG Adjustable Dumbbell & Barbell Set, 2-in-1 Home Gym Weights Kit \| Foam-padded connector, PE shell plates, textured TPR grips, 6 spin-lock collars and plate sizes for curls, presses and raises](https://bargainpostbox.co.uk/visit/straame-20kg-adjustable-dumbbell-barbell-set)
- [SONGMICS 2-in-1 Adjustable Dumbbells Set, 2 x 10 kg, Extra Barbell Bar \| Plastic-Coated Weight Plates, Fitness Exercise, Home Gym, Black, Stefan Collection SYL20HBK](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Anchor Adjustable Dumbbells Set 10kg 20kg 30kg – 2 in 1 Barbell & Free Weights for Men & Women, Home Gym Fitness, Bodybuilding & Strength Training Equipment](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [FEIERDUN 5-in-1 Adjustable Dumbbell Weight Set 10kg-40kg \| Home Gym Weight Set Barbell,Kettlebell & Push Up Stands for Full Body Workout,Space-Saving Strength Training for Men & Women](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Gallant Adjustable Weights Dumbbells Set, Men & Women, Home Gym Equipment \| 10kg, 15kg & 20kg Hand Weights Sets, With Dumbbell Pairs, Extendable Barbell, Removable Plates, Workout Exercise Training](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Gallant 20kg Weights Dumbbells Set Men & Women, Adjustable Barbell Home Gym](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Adjustable Cast Iron Dumbbell and Barbell Weight Set, Spinlock Bars & Plates for Home Gym Strength Training, 15kg 20kg 30kg 50kg Weights for Fitness, Muscle Building, Exercise & Full Body Workouts Set](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [FEIERDUN 5-in-1 Adjustable Dumbbell Set 20/25/30/40kg, 12-Side Anti-Roll \| Home Gym Weight Set Barbell,Kettlebell & Push Up Stands for Full Body Workout,Space-Saving Strength Training for Men & Women](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [SONGMICS Set of 2 Adjustable Dumbbells, 12.5KG/18KG/24KG Pair, Quick Dial, Space-Saving, Non-Slip Handle, Storage Tray, Home Gym Strength Training](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Adjustable Octagonal Dumbbell Set with Barbell Connector, Free Weights Home Gym Strength Training Fitness Equipment, Non-Roll Hand Weights for Men and Women, Full Body Workout Exercise Kit, Weight Set](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [Yaheetech 30KG/25KG/20KG/15KG Adjustable Dumbbells Weight Set for Men/Women \| 2x15kg/2x12.5kg/2x10kg/2x7.5kg Free Weights Dumbbells Set, Easy Weight Changes, Fullbody Strength Training for Home Gym](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)

## Add-ons

- [Phoenix Fitness 20kg Adjustable Barbell Weight Set – Knurled Steel Bar with Vinyl Weight Plates – Barbell Set for Strength Tr](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)
- [KAYMAN Adjustable Weight Bench, Foldable, 6 Back, 4 Seat, 3 Leg Levels,Blue \| 350kg weight capacity, alloy steel frame, EPE f](https://bargainpostbox.co.uk/visit/kayman-adjustable-dumbbell-barbell-set-12kg-20kg)

## Images

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 1](https://bargainpostbox.co.uk/i/z-KV6lgdvgFB8imIkb-RmgJ2HjDvxxO5KCJBsDtch133QcCBBLNFl1W5Wtt1bByd7NhKpSWlaLNoADuXqhYQ9HnuyeWVDsQgqFw_nRKMEKs2lXOkgrwRQOSb.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 2](https://bargainpostbox.co.uk/i/vpsmKFZMGKlPjc1JIxXrvGgsVkvTh5q7kSYBSkJXaBO5kcR8E7ome_-FbtaETVAar8K6tnHwWlA3dQh64OOZt3GUkJKwQ8--UIpxFGd-am44OL5QJ6YE8A9t.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 3](https://bargainpostbox.co.uk/i/B9WT37LNXZ4jIAhHqq8aG3AinhEyZH5NwPkJvF3dgyrYXo4k3fmR6V28bzB6CP1fOCvjY4BykGv7ZdfHG0NaKjY8-y6cOu7rR6q6RvMv9tUJWen59DZ18EHv.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 4](https://bargainpostbox.co.uk/i/cqKaTKXnplNUu8O0BYVC5RMAR6QiXDYu07R6UYh0jeGGQlO3-FHmMo4G82yOjFSTLKs2V_YSqdds5AIkGIyvpxhROruiSdvJxeiZVePzxJzh6T-J5iHv7K5s.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 5](https://bargainpostbox.co.uk/i/ucs7f2CXWZfyasfC0iZCGJHLqGCHHtLMeOF-NorJJRQDDFAF8poZJDOKRyA-pu59Elc4Ux4EkBNhCPuTG3dFfT6lIrnJd5AKBKPpghOcQRR-q26p7HpS3_k9.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 6](https://bargainpostbox.co.uk/i/SdfpMkAPZwN9zgp-jxJFMqiZnOISfkywQ5p-uuHW_P56VJF6mlJx_e7YICtgdQomqdDyHdcj4gbTOEeK0s58LH3GROutFLvmZNXHElzWJHcPPKFqEeuiwDcO.jpg)

![KAYMAN Adjustable Dumbbell and Barbell Set, 12kg/20kg — 7](https://bargainpostbox.co.uk/i/ajW9hfBmfZKlldWffiSM2Yte6qLfQUTQW0pNARS2I2MOVxhhNku4GmhLDOkRDzIclUEHZl88v1kdVTj-Z1fThKIknl2qkSMg4KIHVMntD-wfxZvGVya9HHja.jpg)