Nike Barbell Collars Sold in pairs. Train without distractions and keep your weights securely in place with the Nike Barbell Collars. Designed for a snug fit and smooth transitions, these collars are essential for any serious lifter. The integrated rubber pad offers strong grip, while the quick-release lever lets you change weights in seconds — so you can focus on performance, not adjustments. Crafted from durable nylon with a smooth finish, these collars protect your barbell and plates from unnecessary wear. Compatible with all Nike barbells and any standard 50 mm sleeve, they’re a reliable must-have in any training setup. Read more below. Key Features Integrated Rubber Pad: Delivers lasting grip and secure placement on the barbell during training. Quick Release Lever: Enables fast and easy locking and unlocking for seamless weight changes. Gentle on Equipment: Durable nylon and smooth finish help minimize wear on barbells and plates. Specifications Compatible sleeve diameter: 50 mm Materials: Durable nylon & thermoplastic rubber