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14KY,14KW,18KY,18KW & Platinum 6.1mm Guardian Positive Locking Earring Backs 

Part # 21B-302

Single unit weight: -- lbs / -- kg

Original price $56.20 - Original price $125.26
Original price
$125.26
$56.20 - $125.26
Current price $125.26
Availability:
8 in stock, ready to be shipped
Availability:
6 in stock, ready to be shipped
Availability:
10 in stock, ready to be shipped
Availability:
Only 4 left!
Availability:
10 in stock, ready to be shipped
by WR Cobb
Metal Types: Platinum

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Product Details

Sold by the piece. Order 2 for a pair. These are the Original Guardian positive-locking earring backs (“Guardian Ear Nuts,” “Safety Earring Backs”) with straight triggers. Each clutch positively locks onto a matching post groove and releases only when both side tabs are pressed. Designed for 0.89 mm (0.035") diameter posts; 6.1 mm (0.240") outside diameter.

Key Features

  • Original Guardian design with straight trigger tabs
  • Positive-lock mechanism secures to the post groove
  • Made in the USA using 100% recycled gold and platinum
  • ISO 14001:2015 & ISO 9001:2015 certified manufacturer
  • Sold individually; order two for a pair

Specifications

Style Fits Post Diameter Outside Diameter Trigger Type
Guardian Original (straight triggers) 0.89 mm (0.035") 6.1 mm (0.240") Straight, ridged tabs

Available Metals

Part # Metal
21B-302 Platinum
21C-302 18K Yellow
21E-302 18K White
210-302 14K Yellow
211-302 14K White

Compatibility & Related Parts

  • Matching Guardian straight posts (0.035" × 0.395"): 20B-302POMAIN
  • For thicker posts, Guardian II backs (7.1 mm OD for 1.06 mm/0.042" posts): 210-304

Notes & Care

  • Clean clutches with alcohol only. Avoid polishing compounds, rouge, ultrasonic solutions, or other chemicals.
  • Excess heat, debris, or residue can impair the internal locking mechanism.
  • Professional installation recommended; ensure the post groove matches the Guardian clutch specifications.
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.

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