8.6mm ID Inside

24 Grams approx 245 rings Jump Rings, Gold-plated Brass 10mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Plated Brass 10mm (.393in) Outside, 8.6mm (.338in) Inside Approximately 21 gauge Open jump rings not soldered Rockin Beads...

24 Grams approx 245 rings Jump Rings, Gunmetal-plated Brass 10mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Plated Brass 10mm (.393in) Outside, 8.6mm (.338in) Inside Approximately 21 gauge Open jump rings not soldered Rockin...

24 Grams approx 245 rings Jump Rings, Antique Gold/Brass-plated Brass 10mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Plated Brass 10mm (.393in) Outside, 8.6mm (.338in) Inside Approximately 21 gauge Open jump rings not soldered...

24 Grams approx 245 rings Jump Rings, Steel Tone-plated Brass 10mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Plated Brass 10mm (.393in) Outside, 8.6mm (.338in) Inside Approximately 21 gauge Open jump rings not soldered Rockin...

400 Jump Rings, Silver-plated Brass, 10mm Round, 21 Gauge. Open 8.6mm Inside Jewelry Connectors Chain Links Sold Per Pkg of 400 Silver Plated Brass 0.7mm thick 10mm outside 8.6mm inside Open not soldered 400 per package