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Northern Cast Iron Kettlebells - 8kg

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Build strength with every swing

Strong, solid piece of cast iron for strength training and explosive power exercises.

Overhead workout using cast iron kettlebell with red grip markings
Every rep counts

Grip. Swing. Repeat.

Balanced weight that moves consistently through every rep.

Woman athlete performing overhead workout using Northern Kettlebell Weight
Lift overhead or swing it

Build Stronger Muscles

Classic design for building explosive power and core strength.

Firm gripping cast iron kettlebell during high intense workout
Stays stable on the floor

Flat Base

Stable base for push-ups, rows, and everything in between. Stays grounded for every floor workout.

Cast iron kettlebell on the floor features compact design and wider handle
Space Saver

Compact Design

Kettlebell weights that store anywhere. Easily fit in racks or in compact spaces.

Powder coated kettlebell use in kettlebell swing workout

Durable Finish

Resists rust, sweat and withstands intensity from functional workouts. Grab, lift, and earn every single rep.

Closeup view of wide handle grip of cast iron kettlebell weights

Compact & Versatile

Smash everything from functional strength to explosive movements. Pick your pace, keep it moving.

Athlete gripping a heavy duty kettlebell with engrave weight marking

Engrave Weight Markings

Bold weight markings engraved into solid cast iron so you always know what you’re lifting.

Got Questions? We’ve Got Answers

Darren Dawidiuk - Northern Ambassador Katie Vinten - Northern Ambassador Craig McGill - Northern Ambassador

If you can’t find the answer you’re looking for, please contact our dedicated customer service experts, they’ll be happy to assist and provide the support you need

Are cast iron kettlebells better than competition steel ?

It really depends on your fitness goals and training routines, but cast iron kettlebells offer a wider handle than the steel competition kbells, making them a better for two-handed swings and goblet squats.

While steel kettlebells stay the same size regardless of weight, cast iron increments grow as you get stronger, this gives you that feeling of levelling up of power.

If you want that classic, rugged feel with more room for your grip, these cast iron kbells are perfect.

Can I lose weight and build muscle using cast iron kettlebells?

Cast iron kettlebell workouts offer a high-octane metabolic burn and help build a more resilient physique. Exercises using this cast iron weight engage your entire body, from your glutes to your core, so every swing and lunge helps burn fat and support weight loss.

How do I maintain cast iron kettlebells to stop them from rusting?

Cast iron kettlebells are finished with a durable coating that resists chipping and rust, but simple cleaning and maintenance can help extend their lifespan.

After each strength training session, wipe down the kettlebell to remove sweat. This keeps the professional finish looking sharp and ready for the next use. Store them in a dry place or on a kettlebell stand or rack. Following these simple steps helps prevent rust in your gym equipment.

What kettlebell weight should I start with as a beginner?

For beginners, start with an 8kg to 12kg kettlebell for women or a 10kg to 16kg kettlebell for men. Your goal is to master the form and the basic. Then you slowly increase the weight in progressing. Choosing a weight in this range ensures you can move with the necessary speed and explosiveness without putting a strain on your muscles.

Cast iron kettlebell or vinyl: which is better for strength training?

For raw strength, cast iron kettlebells are better because their solid, compact build and textured grip are made for heavy, technical work and smashing personal bests. Meanwhile, vinyl kettlebells are designed for hybrid training, with a protective coating that makes them ideal for quieter workouts and floor-friendly use.