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MSR Stove Pump O Ring

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  • Product Number: 3858 - 408166

Replace the cap and ring on you fuel bottles to prevent hazardous leaks. This spare O-ring washer fits standard MSR and similar fuel bottle caps with 1in. openings.

Features:

  • Remains pliable down to -40°C and doesn't degrade when in contact with oil or fuel.
  • Manufacturer recommends annual replacement of rubber rings.

Specifications:

  • Material: Nitrile Rubber