These spring - action collars feature a quick - release design, making transitions a breeze. They offer a fast and simple way to firmly attach your weight plates to the barbell. Specifications: Crafted from high - tensile spring steel with a chrome finish. Each collar measures 150mm x 100mm x 20mm. The centre hole for plates and collars is 50mm. Product weight is 0.25kg per collar. It's not of commercial quality.

Using these York Olympic spring collars is easy. Just place them on the barbell and secure your weight plates in no time. When using, make sure the collars are properly attached to prevent the weight plates from falling off. For maintenance, keep them clean and dry. Wipe them down after each use to avoid rust. If they get wet, dry them immediately. Don't use excessive force when attaching or detaching the collars to prevent damage.