Uni Strength Kettlebells - The Versatile Solution for All Your Strength Training
The Uni Strength kettlebells are the ideal equipment for those seeking strength, endurance and precision. Made from high-quality cast iron and built to last, they allow you to perform a wide range of exercises, stimulating all muscle groups. Whether you're a beginner or an experienced athlete, these kettlebells give you the flexibility to choose the right weights for your programme, from 4 kg to 32 kg.
Key features of Uni Strength kettlebells
- Training versatility: Work a wide range of muscles and movements, perfect for strength training, CrossFit and cardio.
- Made from quality cast iron: Durability and precision guaranteed thanks to gravity casting.
- Colour-coded handles: Makes it easy to quickly identify the weight according to international standards.
- Textured coating: Black finish retains chalk for better grip.
- Flat base: Ensures stability and safety when placed on the ground.
Kettlebell sizes and specifications
| Weight |
Weight in pounds |
Handle Colour |
Handle diameter |
| 4 kg |
9 lbs |
White |
30 mm |
| 8 kg |
18 lbs |
Pink |
32 mm |
| 10 kg |
22 lbs |
Orange |
32 mm |
| 12 kg |
26 lbs |
Blue |
32 mm |
| 16 kg |
35 lbs |
Yellow |
33 mm |
| 20 kg |
44 lbs |
Purple |
38 mm |
| 24 kg |
53 lbs |
Green |
39 mm |
| 32 kg |
70 lbs |
Red |
40 mm |
Advantages of our Cast Iron Kettlebells for your Workouts
- Modular and adaptable: Create your own set of kettlebells by selecting weights according to your training objectives.
- Precision and quality: Gravity casting for uniform, resistant kettlebells, suitable for heavy loads and complex movements.
- Handle ergonomics: Colour coding and different handle sizes for quick identification and a comfortable grip.
Choose Uni Strength kettlebells, versatile and durable equipment, to improve your physical condition, develop your strength and vary your workouts in complete safety.
Kettlebell dimensions
| Weight |
Total height |
Handle window (w x h) |
Base diameter |
| 4 kg |
16.9 cm |
11 x 6.4 cm |
6.9 cm |
| 8 kg |
20 cm |
11.9 x 6.6 cm |
8.2 cm |
| 10 kg |
21.8 cm |
12.2 x 6.7 cm |
8 cm |
| 12 kg |
22.9 cm |
12.4 x 6.9 cm |
8.9 cm |
| 16 kg |
24.4 cm |
13.3 x 7 cm |
10.3 cm |
| 20 kg |
25.2 cm |
12.9 x 6.3 cm |
11.2 cm |
| 24 kg |
26.8 cm |
13.3 x 6.8 cm |
11.3 cm |
| 32 kg |
28.9 cm |
13 x 6.8 cm |
12.4 cm |
One side shows the weight in kilograms and pounds, the other the raised Uni Strength logo.
Exercises and uses
Kettlebell swing, goblet squat, clean, snatch, Turkish get-up, rowing, press and farmer walk. They suit cross-training (CrossFit-style training), Hyrox and ATHX preparation, strength work and circuit cardio.
Frequently asked questions
Which kettlebell weights are available?
From 4 to 32 kg: 4, 8, 10, 12, 16, 20, 24 and 32 kg. Each kettlebell is sold individually, labelled in kilograms and in pounds, so you can build your own set.
What do the handle colours correspond to?
The handles are colour coded to international standards: white 4 kg, pink 8 kg, orange 10 kg, blue 12 kg, yellow 16 kg, purple 20 kg, green 24 kg, red 32 kg.
What is the handle diameter of the kettlebells?
30 mm for the 4 kg, 32 mm for the 8, 10 and 12 kg, 33 mm for the 16 kg, 38 mm for the 20 kg, 39 mm for the 24 kg and 40 mm for the 32 kg.
How are Uni Strength kettlebells made?
In cast iron, by gravity casting, which ensures uniform, accurate and durable kettlebells with a perfectly flat base for stability on the floor.
Is the kettlebell coating suitable for chalk?
Yes, the textured black finish holds chalk and provides an optimal grip.
Which kettlebells for Hyrox farmers carry training?
In Hyrox competition, the farmers carry covers 200 m with two kettlebells, 2 x 16 kg for women, 2 x 24 kg for men and Pro women, 2 x 32 kg for Pro men. Our kettlebells are sold individually in these three weights.
Cast iron or vinyl, what is the difference?
A cast iron kettlebell is cast in a single piece, with no filling. At equal weight it is more compact than a filled vinyl model, and its textured cast iron handle stays stable in the hand during swings.
What exercises can you do with a kettlebell?
The swing, the goblet squat, the press and core work are the basic movements. With weights from 4 to 32 kg, the same kettlebell serves for warming up, for power work (swing) and for strengthening the trunk.
