6.5mm ID Inside

Gold Plated Zinc Base Metal 8mm (.314in) Outside, 6.6mm (.259in) Inside Approximately 21 gauge Open jump rings not soldered Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card

Rockin Beads Soldered Closed 100 Jump Rings, Silver-plated, 8mm Round, 21 Gauge Silver Plated Brass Jump Ringgs 8mm Outside, 21 Gauge, 6.6mm inside Soldered Closed 100 per package Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card

24 Grams approx 310 rings Jump Rings, Gunmetal-plated Brass 8mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Gunmetal plated Brass 8mm (.314in) Outside, 6.6mm (.259in) Inside Approximately 21 gauge Open jump rings not soldered...

24 Grams approx 310 rings Jump Rings, Antique Copper-plated Brass 8mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Antique Copper plated Brass 8mm (.314in) Outside, 6.6mm (.259in) Inside Approximately 21 gauge Open jump rings not...

24 Grams approx 310 rings Jump Rings, Antique Gold/Brass-plated Brass 8mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Antique Gold/Brass plated Brass 8mm (.314in) Outside, 6.6mm (.259in) Inside Approximately 21 gauge Open jump...

24 Grams approx 310 rings Jump Rings, Steel Tone-plated Brass 8mm Round, Approximately 21 Gauge Open Jewelry Connectors Chain Links Steel Tone plated Brass 8mm (.314in) Outside, 6.6mm (.259in) Inside Approximately 21 gauge Open jump rings not soldered...

400 Jump Rings, Silver-plated Brass, 8mm Round, 21 Gauge. Open 6.6mm Inside Jewelry Connectors Chain Links Sold Per Pkg of 400 Silver Plated Brass 0.7mm thick 8mm outside 6.6mm inside Open not soldered 400 per package