NORTHERN Cast Iron Kettlebell Set – 4kg, 8kg & 12kg Progression Pack

NORTHERN Cast Iron Kettlebell Set 4kg, 8kg, 12kg - Strength Training

 unlocks seamless weight progression for your full-body conditioning, endurance, and home strength routines. Mismatched or vinyl-filled weights clutter your floor space and force awkward grip shifts that destroy your exercise momentum. Engineered as a unified 24kg total progression bundle, these 4kg, 8kg, and 12kg solid iron bells deliver exact weight jumps to scale your swings, shoulder presses, and squats safely.

Unified Single-Piece Mold Eliminates Structural Weakness

Cheap welded handles and hollow plastic shells crack open, leak filler material, or snap at the neck when subjected to dynamic overhead presses. NORTHERN pours every bell as a single continuous piece of high-grade cast iron, completely eliminating weak joints and seams. Coated in a rust-resistant matte finish that retains chalk, each weight rests on a flat-machined base that keeps your training area organized and stable between intense circuit sets.

Precision Weight Progression Features

• Solid Single-Piece Cast Iron: Train with absolute structural integrity that survives thousands of high-velocity swings and drops.
• Wide-Grip Ergonomic Handles: Maintain a balanced two-handed grip on every bell size for goblet squats, lunges, and two-hand swings.
• Color-Coded Identification Rings: Transition between exercises quickly using deep-stamped weight numbers and clear handle accent bands.
• Floor-Stable Flat Machined Base: Store your weights neatly upright and perform stable floor exercises like renegade rows without tipping.
• Technical Specifications

Optimized for Progressive Home Conditioning

Keep this compact 3-piece set in your lounge or personal workout space to move fluidly between lighter warm-ups and heavier strength sets. The space-saving profile lets you stack or align all three weights neatly against a wall when your training session ends.

Stocked for Immediate UK Transit

We deliver to mainland UK addresses (with tracking). Delivery options, costs and estimated times are shown at checkout and in our Shipping Policy.

FAQs

Q: Will the handle sizes accommodate large hands during two-handed swings?

A: Yes, the wide-grip handle design provides generous clearance for both hands across the 4kg, 8kg, and 12kg weights.

Q: Is the finish resistant to sweat and corrosion during intense workouts?

A: Every weight is sealed with a rust-resistant powder coat that shields the raw iron core from sweat and moisture damage over time.

Q: How does delivery work?

A: We deliver to mainland UK addresses (with tracking). Delivery options, costs and estimated times are shown at checkout and in our Shipping Policy.

Last updated: November 2026

Fitness Accessories Hub, operated by MENSARK LTD, delivers across mainland Great Britain.

1. Order Processing

Orders are processed within 1 to 2 business days (Monday to Friday, excluding UK bank holidays). If there is a delay because of high order volumes or courier issues, we will email you straight away.

2. Delivery Options and Timelines

Standard Delivery: 3 to 5 business days to mainland UK addresses.
Express Delivery: 2 to 3 business days to mainland UK addresses.
Delivery charges depend on your order value and the option you choose, and are shown at checkout before you pay.

3. Areas We Do Not Currently Deliver To

Scottish Highlands: AB36-38, AB55-56, FK17-21, IV1-39, IV52-54, IV63, KW1-14, PA21-40, PH19-26, PH30-41, PH49-50.
Scottish Islands: HS1-9, IV40-51, IV55-56, KA27-28, KW15-17, PA20, PA41-49, PA60-78, PH42-44, ZE1-3.
Northern Ireland: all BT postcodes.
Isle of Man: all IM postcodes.
Isles of Scilly: TR21-25.
Channel Islands: all GY (Guernsey) and JE (Jersey) postcodes.

4. Supplier Delivery

Some items are sent directly from our suppliers or their delivery partners, so your parcel may arrive in the supplier's packaging or separately from other items in the same order. Fitness Accessories Hub remains your seller and your contact for any delivery issue.

5. Order Tracking

When your order is dispatched, you will receive an email with your tracking number and a link to follow your parcel. Tracking can take up to 24 hours to become active.

6. Delayed, Lost or Damaged Parcels

If your order arrives damaged or is significantly delayed, please email support@fitnessaccessorieshub.co.uk within 48 hours of the delivery date, with your order number and photos of the packaging and product. We will arrange a replacement or refund where appropriate.

7. Failed Delivery

Please make sure your delivery address is correct at checkout. If a parcel comes back to us because of an incorrect address or a missed collection, we may need to charge for redelivery.

Contact Us

Email: support@fitnessaccessorieshub.co.uk
Phone / WhatsApp: +44 7462 229248 (Monday to Friday, 9:00 AM to 5:00 PM UK time)
Fitness Accessories Hub is a trading name of MENSARK LTD, a private limited company registered in England and Wales. Company Number: 16552046. Registered Office: 497 High Road, Ilford, Essex, IG1 1TZ, United Kingdom.

How your order works

This order is based on a promise to sell. The product will be sourced from our supplier and delivered to you within the stated timeframe. The sale will be completed once the item is delivered to you. Kindly leave honest feedback after receiving your order.