12x22mm copper plated base metal gigantic cast zinc-alloy economy lobster clasps for jewelry making. These are approximately 12x22x5mm, 2.4mm inner diameter loop. Gigantic size is easier to open and close. Overall dimensions include loop. Questions? E-mail us for friendly, expert help! Sadly, the manufacturer of this item has closed. We are working on replacements, but they may not be identical in shape or price. In the meantime, we suggest trying alternate colors or sizes of this item if/when it is out of stock. Please search for the first 5 or 7 digits of this item number, or see the "Related Products" tab for help finding similar items.