Lees Precision Engineering O-Ring Repair Kit for GHK AK / M4 / G5

Lees Precision Engineering
Code: 8502
  • High Quality O-Rings
  • For GHK Gas Magazines
  • Silent Fill Valve Included

A handy kit created for GHK Brand Airsoft magazines, allowing you to replace your old and worn out O-Rings, giving your magazine a new lease of life!

Full description


The packet comes with 16 Flow Valve O-Rings, 8 Fill Valve O-Rings and 4 Silent Fill Valve O-Rings. The Silent Fill O-Rings are perfect for both reducing the audible noise of filling your magazines, as well as reducing the amount of gas wasted. These kits are ideal for keeping handy in a kit bag or tool box without the parts going missing, or suddenly find a leaky magazine just before a skirmish.


  • High quality O-Rings
  • Repair Leaking GHK Magazine
  • Fixes magazines rather than replacing the entire unit
  • Reduce gas escape while filling with Silent Fill Valve O-Rings

Package Includes:

  • 16 x Flow Valve O-Rings
  • 8 x Fill Valve O-Rings
  • 4 x Silent Fill Valve O-Rings



Parts & Accessories Type
Maintenance, Magazine Part,
Over 18 Only Icon
Over 18


Colour Wheel Greyscale
Item Colour
Material Icon