Features: - Brand new and high quality - High quality and durable: Barbell spin-lock collars are made from robust and durable material for long lasting use, making them a reliable choice - Usage: Barbell clamps help keep weight plates securely in place during lifting exercises; ideal replacement for old or damaged hex lock nuts - Widely applicable: Suitable for bumper plates and platform lifting workouts; compatible with 25mm standard weight lifting barbells and dumbbell bars - Craftsmanship: Precisely threaded with smooth polishing for a secure fit, helping reduce the risk of injury during workouts - Suitable gift: Spin-lock collars are practical for various weight lifting and gym training applications, making them a thoughtful gift for fitness enthusiasts Specifications: - Material: Plastic - Color: Red/Black - Package weight: Approximately 120g - Inner diameter: Approximately 25mm (0.98in) - Quantity: 4 pieces Note: - Please allow 1-3mm variation due to manual measurement; ensure you are comfortable with this before purchasing - Due to differences in monitor displays, the actual color may vary slightly from the image Package includes: 4 x Barbell Spin-Lock Collars