About XMARK Commercial Black Bumper Plates (LB)
The XMARK Commercial Black Bumper Plates (LB) are designed for lifters who demand accuracy, durability, and impact resistance. Built with a proprietary odor-free rubber blend and precision-engineered to IWF standards, these plates provide reliable performance for both commercial and home gyms. With exact weight tolerances and rigorous drop testing, they’re built to handle intense training while protecting your barbells and flooring.
Precision You Can Trust
Consistency is key to progress, and these bumper plates deliver with a precise ±1% weight tolerance. Each plate is manufactured to IWF’s standard 450 mm diameter and fitted with a 50.4–50.8 mm stainless steel collar opening, ensuring a secure and accurate fit on Olympic barbells. Whether you’re squatting, pressing, or pulling, you can count on consistent resistance that keeps your training honest and effective.
- ±1% weight tolerance for accuracy
- IWF standard 450 mm diameter
- 50.4–50.8 mm stainless steel collar opening
Durability Proven by Drop Testing
These bumper plates are built to take a beating. The larger plates (25–55 lb) have been drop-tested 20,000 times from eight feet, while the 10 and 15 lb plates were tested 6,000 times. With Shore A durometer ratings of 88 and 92, they strike the right balance between firmness and flexibility, minimizing bounce while absorbing impact. Stainless steel inserts reinforce the plates, providing long-lasting durability and smooth bar loading.
- Drop-tested up to 20,000 times
- Shore A durometer ratings of 88 and 92
- Stainless steel inserts for longevity
Professional Finish and Versatile Options
In addition to their strength, these plates bring a polished, professional look to your training space. The gloss matte finish resists wear and keeps your plates looking sharp even after repeated use. Available in pairs and sets from 10 lbs up to 55 lbs, they give you the flexibility to train across all lifts while maintaining a uniform bar height for consistent performance. Whether in a high-traffic gym or a dedicated home setup, these bumpers are a dependable choice for serious training.
- Gloss matte finish with sleek design
- Available in 10, 15, 25, 35, 45, and 55 lb pairs and sets
- Durable construction for commercial and home use