Prometheus x G&G Stainless Hard Cylinder Type D

• Heatsink design
• Accomodates all barrel lengths

The Prometheus Stainless Steel Cylinder series provides the ultimate option in maximizing your air volume. choose from a variety of cylinder types to match your inner barrel length and utilize 100% of your air volume with minimal over/under volumization. The heatsink design disappates heat and reduces wear on your piston head and o-ring.