Lees Precision Engineering O-Ring Repair Kit for KSC/KWA Pistol Magazines

Lees Precision Engineering
Code: VRK-004
  • 8 x Silent Fill
  • 16 x Fill Valve
  • 24 x Release Valve

This compact and convenient repair kit holds enough O-Rings to replace the Valves in 8 x KSC / KWA Gas Pistol Magazines, and will convert them over to 'Silent Fill' Valves if they're not already. This O-Ring Kit is ideal for slinging in your equipment so that you're prepared on skirmish day, or to stock up any respectable workshop. If you own a KWA or KSC branded Gas Pistol, then this is an essential purchase.

Full description



  • O-Ring Repair Kit
  • Neatly Divided Box
  • Convert to Silent Fill
  • For KSC/KWA Pistol Mags
  • Supplied in Red Plastic Box
  • Black, Rubber O-Rings
  • Ideal for Emergency Spares
  • Must-Have for Any Workshop
  • Contains:
    • 8 x Silent Fill Valve O-Rings
    • 16 x Fill Valve O-Rings
    • 32 x Release Valve O-Rings
  • Confirmed Fit:
    • USP Series
    • EU/G Series
    • CZ75
    • P226/F226
    • M9/B9
    • M93R Raffica
    • STI Tactical
    • M11
    • MP9
    • MP7

Package Includes

  • Lees Precision Engineering O-Ring Repair Kit for GHK GBBR Magazines

Special Instructions

This kit is not suitable for the KSC/KWA KRISS Vector or LM4/M4 Magazines.



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

Weight and Dimension

Weight KG Icon
Weight (KG)
Approx. 0.01kg


Colour Wheel Greyscale
Item Colour
Black, Red,
Construction Icon
Material Icon