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Clay Target Shooting Gun Parts

Browning/Miroku Mainspring

$39.00 incl GST

Browning: Always On The Game

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13342

Gun Parts, Browning

Specifications

brand: browning
gunparts: hammer spring

Description

Browning/Miroku Mainspring

Browning Citori/B525 Mainspring, 12 Gauge. This is a factory original Browning part. Made to the same high standards as the parts already found in your Browning shotgun. Factory parts will help keep your shotgun in top shooting shape.
 

Best Suited For

  • Browning and Miroku rifles and shotguns
  • Firearms experiencing light primer strikes
  • Routine maintenance and refurbishment
  • Gunsmith repairs and part replacement
  • High-use firearms needing spring renewal

When To Use It

  • When experiencing misfires or inconsistent ignition
  • After long-term use where the original spring may weaken
  • During a full internal service or rebuild
  • When restoring older or heavily used firearms
  • As a preventative maintenance replacement

Technical Information

  • Compatibility: Selected Browning and Miroku models (model-specific fitment required)
  • Component Type: Mainspring (hammer spring)
  • Material: Heat-treated spring steel
  • Function:
    • Stores mechanical energy
    • Drives hammer/striker forward on trigger release
  • Performance Impact:
    • Ensures consistent primer strikes
    • Maintains reliable cycling and ignition
  • Installation:
    • Requires partial disassembly of firearm
    • Professional gunsmith installation recommended

FAQs

Q: How do I know if my mainspring needs replacing?
A: Common signs include light strikes, misfires, or inconsistent ignition, especially with known good ammunition.

Q: Is this part universal?
A: No, mainsprings are model-specific. Always confirm compatibility with your exact firearm model.

Q: Can I install it myself?
A: While possible for experienced users, installation typically requires mechanical knowledge. A gunsmith is recommended for safety and reliability.

Q: Will a new mainspring improve trigger pull?
A: It may slightly affect trigger feel, but its primary function is reliable ignition, not trigger enhancement.

Q: How long do mainsprings last?
A: Lifespan varies with usage, but they can weaken over time and should be replaced as part of periodic maintenance.

Delivery and Compliance

  • Classified as a firearm part under New Zealand regulations
  • May require the purchaser to hold a valid firearms licence depending on interpretation and supplier policy
  • Must be used only in legally owned and compliant firearms
  • No hazardous shipping restrictions, but seller policies may apply
  • Installation should comply with NZ firearm safety and legal requirements

Questions?

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