Extension Chain: total length of the extender chain is about 2.28"(58mm) in length; jump ring: about 0.24"(6mm) in diameter, 0.04"(1mm) thick, 18 gauge, lobster claw clasps: about 0.6"(15mm) long, 0.35"(9mm) wide; the chain is thick and strong, perfect for jewelry connectors.
Features: the necklace extender chain set include 3 parts, lobster claw clasps, jump ring and extender chain, additional accessories can be added or removed as required, convenient to use and enable you to add the length of your jewelry easily.
Easy to Use: 304 stainless steel material makes it strong enough to support heavier pendants. with classic lobster claw clasps, simply clasp necklace extender chain to your favorite jewelry, easy and convenient to put on and take off.
Expand Length: the metal necklace extenders are good for expanding the size of necklaces, bracelets or anklets to make it longer and more adjustable, give you the appropriate length.
Wide Application: these extener chains are good choices for DIY jewelry findings making, such as necklaces, chokers, bracelets, anklets, pendants, pendulums, ornaments, key rings, waist chains, etc.