100% Authentic 925 sterling silver safety chain Hole Size : 2-4mm, fits Pandora charms, Biagi, Troll and Chamilia European bracelets. Size:3.5*7.7mm,total 75mm,Weight:about 1.20grams. Quantity:1 piece,listing only for one safety chain and 2 beads not including bracelet. Unthreaded core,compatible with major brand 3mm and smaller european style snake chain bracelets European Style 925 solid sterling silver safety chain,as the name said,fit perfectly on European bracelets,nacklace etc.jewelry