Introducing the Cortex 15kg Black Series Bumper Plates, the perfect addition to your weightlifting routine. These bumper plates are designed with durability and functionality in mind. With a 50mm diameter hole, they are compatible with most Olympic barbells, allowing for easy and secure loading. The steel ring core ensures stability and prevents the plates from warping or deforming over time. Encased in heavy-duty rubber, these bumper plates are built to withstand the toughest workouts and protect your floors from damage. Whether you're a beginner or an experienced lifter, these plates are suitable for all fitness levels. Use them for Olympic lifts, deadlifts, squats, and more to increase strength and build muscle. The sleek black design adds a touch of style to your home or commercial gym. With the Cortex 15kg Black Series Bumper Plates, you can push your limits and achieve your fitness goals with confidence. So why wait? Upgrade your weightlifting equipment today and experience the difference.