Pre-order — ships 25 August 2026
or 4 interest-free payments of
$161 with
ⓘ
or 4 interest-free payments of
$161 with
Enter your suburb and postcode for a live delivery quote.
Have questions?
Talk to a weight plates specialist| Warranty | 12 Months |
A steel ring core creates a secure fit on the bar, maintaining its strength during intense, repeated drops.
The heavy-duty rubber surface is scratch resistant and designed to withstand high impact lifts.
The CORTEX 100kg Black Series V3 Rubber Olympic Bumper Plate Set is designed specifically for serious functional fitness use, including Olympic lifting and Cross Fit training.
The heavy-duty rubber surface is scratch-resistant, allowing it to withstand the rigors of high-impact lifts. This ensures longevity and reliability for athletes at all levels.
Equipped with a smooth steel ring core, our bumper plates allow lifters to quickly and effortlessly slide weights on and off the barbell.
This feature enhances the efficiency of your workout routine, minimizing downtime between sets and maximizing training effectiveness.
The CORTEX Olympic Bumper Plates (V3) are built to IWF standards to ensure maximum quality and reliability.
With a 50mm hole diameter on all sizes and a height of 450mm, these plates are designed to provide a consistent and safe lifting experience for both casual and competitive lifters.
2 x CORTEX 5kg Black Series V3 Bumper Plates
2 x CORTEX 10kg Black Series V3 Bumper Plates
2 x CORTEX 15kg Black Series V3 Bumper Plates
2 x CORTEX 20kg Black Series V3 Bumper Plates
Comes with precise knurl gripping, a standard 2.87cm grip diameter and 4x Needle Bearings per sleeve (total of 8) for great spin and easier to stabilise during lifts.
The hard chrome finish adds on excellent durability and corrosion resistance to keep your barbell reliable.
The Cortex Strength Pro Olympic Barbell is designed for all types of Olympic lifting with a rating of 317kg. The hard chrome finish adds on excellent durability and corrosion resistance to keep your barbell reliable.
With high quality stainless steel mixed with needle bearings, 28mm grip diameter and a industry standard 7ft sizing, the Cortex Olympic Barbells are optimized for both Olympic lifts and Powerlifting delivering a firm but non-abrasive grip, a consistent spin, and great reliability and longevity.
Fit and Finish
All barbells are quality tested to ensure that the components are flawlessly assembled for a reliable and long lasting barbell. Comes in a hard chrome finish for a strong & reliable look.
High Quality Knurling
Our knurling provides a great balance between a firm but non-abrasive grip.
Needle Bearings
The SPARTAN205 comes with 2 x Needle Bearings per sleeve (total of 4) for great spin and easier to stabilise during lifts.
| Plate Type | Olympic Bumper Plates |
| Plate Material | High Density Rubber with Steel Core |
| Plate Diameter | 450mm |
| Hole Diameter | 50mm |
| Plate Weights | 2 x 5kg; 2 x 10kg; 2 x 15kg; 2 x 20kg - Total 100kg |
| Colour | Black |
| Barbell Type | CORTEX SPARTAN205 Hard Chrome 7ft 20kg Olympic Barbell |
| Barbell Load Rating | 700lbs / 317 kg Max Load |
| Barbell Grip Diameter | 2.87cm |
| Barbell Sleeve Diameter | 50mm |
| Barbell Bearings | 4 x Needle Bearings (2 per sleeve) |
| Barbell Finish | Hardened Chrome |
| Lockjaw Collars | 2 x Included |
| Warranty | 12 Month Warranty |
The bumper plates have a diameter of 450mm and a hole diameter of 50mm.
The CORTEX bumper plates are made from durable, scratch-resistant rubber with a smooth steel ring core.
Yes, they are engineered for serious functional fitness use, including Olympic lifting and Cross Fit training.
The product is covered by a 12-month parts replacement warranty.
This product ships in 2-3 business days after you place your order.
Use the shipping calculator beside the Add to Cart button for an exact quote to your postcode. Approximate delivery times across Australia:
Buying fitness equipment online should feel confident, not risky. That’s why selected products at Cardio Online Superstore are backed by our 100 Day Money Back Guarantee. If the product isn’t right for you, you can request a return within 100 days of purchase and receive a refund of the product price, provided the eligibility criteria are met.
Original delivery, installation and service fees are non-refundable. See our Returns Policy for full details.
Found it cheaper elsewhere? We’ll match it. Read our Price Match Guarantee for the details.
