If you want keep weights secure on your bar, add the Nike Barbell Collars 2-Pack. These barbell collars are made with a durable and smooth nylon finish with integrated rubber pads to help ensure a lasting hold, and their levers make them easy to lock in place or remove when needed.
Features and Benefits
Made of nylon for a smooth finish
Integrated rubber pads to help them last
Quick-release lever makes them easy to lock in place or release when needed