Qusinfc Necklace Extension Chain 50 Cm/19.68 Inch Box Link

10 Chain Pack: The package includes 10 necklace extender chains, providing matching components for jewelry making projects, replacement-chain preparation, or extension work 50 cm/19.68 Inch Length: The supported chain length gives jewelry making users a clear starting point when extending an existing necklace or planning a replacement-chain project For Jewelry Making Projects: Use these chains for necklace extension, chain replacement, or jewelry making when a box-chain component with a clasp-and-pin arrangement fits your project plan Lobster Clasp Arrangement: The clasp and pin end form the shared closure arrangement, helping users join the chain within necklace extension, repair, and jewelry making work Box Link Structure: Each extender chain combines box links, a pin end, and a lobster clasp to form a defined joining piece for necklace extension or chain replacement tasks