9ct Gold Bolt Ring Clasp 9k Jewellery Repair Kit No Solder Link Lock Yellow 375

Genuine 9ct Solid Yellow Gold bolt rings and no-solder link locks. This premium 375 hallmarked repair kit allows you to fix, extend, or customize necklaces, charms, and bracelets instantly at home. No expensive jeweller fees or soldering torches are needed, simply use household tweezers or a pair of small pliers.

Product Specifications

  • Material: Genuine 9ct Solid Gold 
  • Link Lock Outer Dimensions: L 6.4mm x H 4.2mm x W 0.8mm
  • Link Lock Inner Dimensions: L 3.7mm x H 1.7mm x W 0.8mm
  • Bolt Ring Clasp Diameter: 5.5mm Round 
  • Average Piece Weight: 0.07g – 0.10g

Available Options - Select Yours From The Dropdown Menu

  • Option 1: Bolt Ring Only – Standard replacement spring ring clasps.
  • Option 2: Link Lock Only – No-solder repair links for charms, pendants, or chain extensions.
  • Option 3: Full Set The Complete Repair Kit– Includes 1 Bolt Rings  and 1 Link Lock.

Quick 4-Step Instructions

See listing video and images for step-by-step visual guidance.


⚠️ Handle gently. 9ct gold is a highly malleable precious metal. Do not over-stretch the links. 

  1. Open: Gently pry the locking link gap open with tweezers or small pliers.
  2. Thread: Slip your chain, charm loop, or bolt ring directly into the open loop.
  3. Align: Carefully guide the open gold ends back together.
  4. Lock: Squeeze the connection firmly shut with pliers until it sits completely flush.

Security Note

Once closed normally, the link can be reopened later if required. However, pressing the small structural tail completely flat - as demonstrated in our listing video - permanently locks the link shut for maximum security.


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Made from 9ct yellow gold, not plated.

Used to attach charms to charm bracelets or clasps to chains without needing any soldering.

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