14KY,14KW,18KY & 18KW Heavy 6.3mm Friction Earring Backs

Sold by the piece.  If you would like to order a pair, please order 2 pieces.  All findings are sold by the piece unless otherwise noted.

These 6.3 mm heavy friction ear nuts are also called ear backs, work best with post diameter thickness from 0.76 mm (.030" or approximately 21 gauge) to 0.91 mm ( .036" or approximately 19 gauge).  The diameter measurement of 6.3 mm is taken at the widest part of the nut. 

Made in the USA using 100% recycled gold and platinum by a leading precious metal findings manufacturer that has earned ISO 14001:2015 Environmental and ISO 9001:2015 Quality Management System certifications.

Choose from 4 metal types:

• 21C-13  18K Yellow
• 21E-13  18K White
• 210-13  14K Yellow
• 211-13  14K White

Choose metal type above.