Feature Highlights: 1. Durable Iron Construction – Made from solid iron with a chrome-plated finish, these spinlock collars are rust-resistant and built to last through years of regular use. 2. Secure Anti-Slip Design – Each collar features a non-slip rubber ring to keep it firmly in place on your barbell or dumbbell, so you can lift with confidence. 3. Universal 25mm Fit – Designed to fit standard 1-inch (25mm) barbell and dumbbell bars. Always double-check your bar size before purchasing to ensure a proper match. 4. Practical 4-Pack Set – Includes four spinlock collars, ideal for securing weight plates on both ends of a barbell or multiple dumbbells. 5. Versatile & Gift-Ready – Perfect for use with bumper plates and lifting platforms. Also makes a thoughtful, practical gift for anyone who loves fitness. Product Details: These heavy-duty spinlock collars are crafted from iron and finished with chrome plating to resist corrosion and wear. The built-in rubber ring ensures a tight, non-slip grip on standard 25mm bars, keeping your weights secure during workouts. Suitable for home gyms, commercial fitness spaces, or lifting platforms, the set of four provides reliable performance and convenience. Easy to use and built to handle daily training, they help you stay focused on your lifts without worrying about slipping plates. Specifications: - Material: Iron with chrome-plated surface - Size: Fits 1-inch (25mm) standard barbell/dumbbell bars - Color: Silver - Package Includes: 4 x spinlock collars Note: - Slight size variations (0–2 mm) may occur due to manual measurement. - Product color may appear slightly different on screen due to photography and display settings. - Please verify compatibility with your equipment before use. We are committed to your satisfaction. If you have any questions or concerns about your order, feel free to reach out—we’re here to help!