Links are 13 mm across, inside diameter is 9 mm. Matches the chain. Open link with a hole on one side and a post on the other, press closed, lining the post into the hole. Creates a near invisible join in the chain. Or use as a link, floating ring, etc. Plated lead free pewter. Lead, nickel and cadmium free.

Lead-free. Nickel-free. 13mm By the each.