• 1. Propane filling adapter. Store silicone oil and lube your GBB with refill propane..
  • 2. Non-leaking design: the silicone oil will mix up with the propane while not use. The silicone oil will not leak out from stem..
  • 3. Mixed propane with silicone oil: only when you press the stem, the silicone oil will go out with propane and go inside to your GBB magazine..
  • 4. Use with any standard camping style propane gas tank..
  • 5. Aluminium material. Easy to use. Durable in use..
  • Imported from UK.
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