Skip to product information
Cast Iron Weight Plates | Durable Weight Discs for Home & Gym | Available in Singles, Pairs & Sets | Heavy-Duty Dumbbell Plates for Strength Training & Weightlifting |

Cast Iron Weight Plates | Durable Weight Discs for Home & Gym | Available in Singles, Pairs & Sets | Heavy-Duty Dumbbell Plates for Strength Training & Weightlifting |

£5.49 GBP
Taxes included. Shipping calculated at checkout.
In stock

Built for power and precision, these cast iron weight plates offer rugged durability, a secure Olympic fit, and a space-saving design—perfect for home gyms, progressive strength training, and versatile full-body workouts.

SET TOTAL WEIGHTS COMPOSITION
A 10kg (4x1.25kg) + (2x2.5kg)
B 15kg (4x1.25kg) + (2x5kg)
C 20kg (4x2.5kg) + (4x5kg)
D 30kg (2x10kg) + (2x5kg)
E 40kg (2x15kg) + (2x5kg)
F 50kg (2x20kg) + (4x2.5kg)
G 60kg (2x20kg) + (2x5kg) + (4x2.5kg)
H 80kg (2x25kg) + (2x10kg) + (2x5kg)
I 100kg (2x25kg) + (2x15kg) + (2x10kg)

Key Benefits:

  • Engineered for Longevity
    Crafted from heavy-duty cast iron
    , these plates are made to handle intense training and frequent usage without cracking or bending—ideal for long-term use.

  • Classic Strength Training Essential
    Each plate features a solid, old-school design that’s both durable and minimal. Perfect for powerlifters and fitness enthusiasts seeking consistent performance.

  • Multiple Weight Selections Available
    Choose from a variety of individual or paired plate options, tailored for every lifter—great for barbells, dumbbells, and plate-loaded machines.

  • Universal Barbell Compatibility
    Built to fit both standard 1-inch and Olympic 2-inch bars, these plates offer a tight, stable grip that keeps your lifts clean and wobble-free.

  • Ideal for Any Gym Environment
    Whether you’re hitting PRs at home or stacking plates at a gym, these cast iron discs are perfect for muscle-building, strength routines, and functional fitness.

Olympic Cast Iron Weight Plates

Product Specifications

Material: Crafted from premium-grade cast iron for maximum strength, durability, and resistance to wear—perfect for all levels of training.

Size Options: Available in multiple weight increments. Thickness increases with weight to ensure optimal balance and control.

Hole Size: Precision-machined 50mm center holes ensure smooth loading/unloading and secure fit on Olympic bars.

Finish: Matte black powder coating with silver lettering offers long-term durability and a polished, professional appearance.

Plate Dimensions

Weight Diameter Thickness Sleeve Opening
1.25 kg 16 cm 12.4 mm 50 mm
2.5 kg 23 cm 16.2 mm 50 mm
5 kg 23 cm 21.7 mm 50 mm
10 kg 27 cm 34.4 mm 50 mm
15 kg 35 cm 34.2 mm 50 mm
20 kg 45 cm 33.6 mm 50 mm
25 kg 45 cm 36.6 mm 50 mm

Key Features

  • IWF Standard Diameter: Plates meet the 450mm standard (20kg & 25kg), suitable for competition-style lifting.
  • Stainless Steel Inserts: Durable inserts provide a snug, secure fit and reduce wear on barbell sleeves.
  • Olympic Bar Compatibility: Designed to fit 50mm Olympic barbell sleeves, ensuring safe, stable lifting for home or commercial gyms.

Orders placed before 2 p.m. are dispatched the same day. Using express shipping, your order will likely be delivered the next day. Standard shipping typically delivers within 2–5 days, depending on the carrier and the items you have ordered.

Most of our items are delivered using Parcelforce, Royal Mail, and Evri.

Shipping Weight Examples

Our shipping charges are calculated based on weight brackets.

Order Weight (kg) Weight Bracket Shipping Charge Applied
0 – 30 Up to 30 kg 1 shipping charge
31 – 60 Over 30 kg up to 60 kg 2 shipping charges

Shipping Zones and Charges

Zone 1 (UK Mainland)

Shipping is charged at £5.00 per parcel.

Zone 2 (Highlands and Islands of Scotland)

Applicable postcodes:

IV, HS, KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44, PH49-50, ZE, AB31, AB33-38, AB45, AB52-56, FK17-21

The shipping charge for Zone 2 is £7.99 per parcel.

Zone 3 (Northern Ireland, Isle of Man, and Isles of Scilly)

Applicable postcodes:

BT, IM, TR21-25

The shipping charge for Zone 3 is £9.99 per parcel.

Note: The Channel Islands are classified as an international destination.

From £79.99
From £99.99
From £189.00
From £6.99
From £7.99
From £44.99

Elevate every rep with the unmatched durability of our Cast Iron Weight Plates, built to endure intense training sessions and help you progress in your strength goals. Engineered for lifters of all levels, these plates bring together old-school toughness with modern-day versatility. Whether you’re loading up for a heavy bench press, outfitting your plate-loaded machine, or enhancing a full-body circuit, these heavy-duty plates won’t let you down. Perfect for home setups and commercial gyms, they’re your go-to choice for functional, effective training.

Key Highlights:

Rugged Cast Iron Build: Crafted from solid cast iron, these plates are tough, crack-resistant, and made for frequent heavy use. Their strength makes them ideal for powerlifting, CrossFit, and high-intensity strength training.

Fits Olympic Barbells: With a 2-inch precision-machined hole, these plates fit all Olympic barbells securely. No wobble. No distractions. Just solid, balanced lifting every time.

Clean, Minimalist Look: Featuring a classic, no-fuss design, these plates are all about pure performance—perfect for lifters who want to stay focused on results, not features.

Multiple Weight Options: Available in 1.25kg to 25kg, you can build your load gradually or go heavy from the start. Ideal for progressive overload training and custom programming.

Easy to Load & Handle: The smooth-edged design makes it simple to grip and slide these plates onto any barbell, helping you stay efficient between sets and lifts.

Compact for Space-Saving: The flat profile allows for easy stacking and minimal footprint—perfect for tight garage gyms, studio spaces, or commercial racks.

Versatile Use Beyond Barbells: Use them with adjustable dumbbells, machines, or for free-weight movements like Russian twists, lunges, or weighted sit-ups.

Low-Maintenance Design: With optional rust-resistant coatings, they’re easy to wipe clean after workouts—no need for special cleaning routines.

Affordable Performance: More cost-effective than bumper plates, these offer a budget-friendly yet high-performance solution without sacrificing quality.

Why Choose Cast Iron Weight Plates?

Because results matter. These plates deliver what lifters need most: durability, compatibility, and affordability—without bells and whistles. They’re the ultimate training companion for those chasing strength, size, or athletic conditioning. Add them to your arsenal and let your performance speak louder than your gear.

Last updated: 14 July 2025

At Gym Weights Direct, we take shipping seriously – fast, secure, and on time.

Where We Deliver

We ship to UK and EU locations. For other destinations, contact us in advance.

Order Processing

  • Orders are dispatched within 1–2 business days (Mon–Fri).

  • Weekend orders are processed the next business day.

Delivery Estimates

  • Standard UK: 3–5 business days

  • Express UK: 1–2 business days

  • EU Orders: 5–10 business days
    (These times exclude processing and may vary due to courier issues.)

Shipping Costs

  • Calculated at checkout based on your delivery address and order size

  • Free UK delivery on orders over £100

  • Customers are responsible for any international customs fees or duties

Tracking

Tracking info is emailed once your item is dispatched. Please monitor for updates.

Delays or Issues

Notify us within 48 hours of a missed or damaged delivery. We’ll coordinate with couriers to investigate.

For any delivery-related queries:
Email: support@gymweightsdirect.co.uk
Mobile: 07426 939514
Landline: 01925 239225