Gold Large Extra-Heavy 7.3mm Friction Earring Backs Pendants sold by the troy ounce

sold by the troy ounce and made in the USA

Platinum–ruthenium alloy (Pt950/Ru5) for enhanced hardness and long-term durability

Suitable for capturing fine detail in cast impressions

stainless steel

Gold Large Extra-Heavy 7.3mm Friction Earring Backs Pendants sold by the troy ounceThese large extra heavy 7. 3 mm friction earring backs also called friction ear nuts are designed for secure, professional earring construction. The 7. 3 mm measurement refers to the outside diameter at the widest part of the nut. Each back is compatible with ear post diameters ranging from 0. 76 mm to 0. 97 mm, corresponding to approximately 21 to 18 gauge wire. Available in 14K yellow, 14K white, 18K yellow, and 18K white gold, these findings are