National Hardware quick link for fast, secure connections between two lengths of chain or for attaching accessories to chain. Open the threaded sleeve, slip the link over the chain end or hardware, and turn the sleeve closed by hand for a positive connection without locks or tools. Steel body with zinc plating resists rust in dry indoor or sheltered outdoor use.

• Trade size: 1/2" stock diameter
• Working load limit: 2,860 lb
• Material: Steel with zinc plated finish
• Hex-shaped sleeve for easy opening
• National Hardware model 3150BC
• Manufacturer Part Number: N223-057

Important: Do NOT use for overhead lifting, supporting human weight, athletic equipment, or playground equipment. Use only for static connections within the rated working load limit. When safety is involved, consult the manufacturer and inspect the link frequently.

Tip: Hand-tighten the sleeve, then give a snug final turn with a wrench. Apply thread-locker if vibration could loosen the sleeve over time.