Gold, Platinum & Rose Gold Extra-Heavy 7mm Friction Earring Backs

Sold by the piece.  If you want a pair, order 2 pieces. All findings are sold by the piece unless otherwise noted. These extra-heavy 7 mm diameter ear nuts, are also called ear backs.  They work best with post diameter thickness from 0.76 mm (.030" or approximately 21 gauge) to 1.0 mm (.040" or approximately 18 gauge).  The diameter measurement of 7 mm is taken at the widest part of the nut.  Made in the USA. Choose from 6 metal types: 21B-401  Platinum 21C-401  18K Yellow 21E-401  18K White 210-401  14K Yellow 211-401  14K White 21P-401  14K Pink Choose metal type above.