ZKC Black Rubber Bumper Plates Overview The ZKC Black Rubber Bumper Plates are designed for serious lifters who value durability, accuracy, and performance. Made from high-density rubber with a reinforced steel insert, these plates ensure smooth barbell loading, minimal bounce, and long-lasting reliability in both professional and home gym environments. Explore the full ZKC Weightlifting Collection for matching plates, collars, and platforms. Key Features Classic All-Black DesignMatte black finish delivers a clean, professional look that complements any training setup. Easy-Grip Rim DesignIntegrated outer groove makes handling safer and easier during loading or unloading. Premium Rubber ConstructionHigh-quality rubber provides excellent impact absorption, anti-crack performance, and odor-free durability. Precision CalibratedEach plate maintains a strict weight tolerance of ±0.8% for consistent balance and training accuracy. Specifications Weight (kg) Diameter (mm) Thickness (mm) Hole Diameter (mm) 5 450 26.5 50 10 450 41.5 50 15 450 61 50 20 450 76 50 25 450 83 50 Why Choose Zhang Kong Bumper Weights？ Trusted IWF Heritage: Official IWF-certified weightlifting equipment manufacturer Perfect weight accuracy: ensures consistent loading across all training setups. Durable and quiet: absorbs impact, protects floors, and minimizes noise.
