※ Lock-Jaw OLY 2 Olympic Barbell Collars (Used a few times) One-touch barbell collars. Features a strong holding function. This is a reliable brand commonly used for training equipment in Europe and America. ※ Olympic Barbell Shaft Magnetic Collars, 50mm (Used once) Olympic barbell magnetic collars (no brand). Strong hold with magnets. These are used items, so there may be slight scratches or marks. Please refrain from purchasing if you are concerned about such imperfections. No individual sales.