Our 6mm Round Spring Lock Clasps – Open Ring in 14kt Gold Filled is the perfect size for your fine chains. Clasp Diameter: ~6mm Clasp Opening: ID: 3.89mm Opening Width: 1.23mm Maximum Thickness for Clasp Opening: 18ga, 1.03mm Opened End Loop Dimensions: Wire Thickness: 0.58mm, 23ga ID: 1.45mm OD: 2.56mm What jump ring to use: Up to 15ga, 1.44mm The size of the jump ring used, will depend on the chain selected for your design. Click here to learn about gold filled, plated and vermeil View Abbreviation Guide Tips, Tricks and How To's! Follow Stones and Findings on YouTube

