Prometheus Stainless Hard Cylinder Type D 251 to 300 mm Barrel G&G

The Prometheus Stainless Hard Cylinder Type D 251 to 300 mm Barrel G&G is made of stainless steel, which makes this cylinder extra durable.

This cylinder works best with inner barrel lengths of 251 to 300mm. Don't be fooled by the "Barrel G&G" in its name, because this cylinder also works well with other brands barrels.
The inside of this cylinder is very smooth and nicely polished for optimum performance.