Metal quick release collars.
If you want collars that are safe, quick and easy to use, you need Quicklee fast gripping collars. The patented collar slides on and off the weight bar in seconds, eliminating the problems of loading and unloading your weights that conventional collars can cause. Quicklee is today's #1 choice for setting weights fast! 2 pounds per pair
Fits all 2" Olympic bars
One hand operation
One easy motion secures plates in seconds
Slides on and locks, no tools required