The Maxx Model Type F CNC Hardened 110-200mm Stainless Steel Airsoft AEG Cylinder is a high-quality upgrade part for most standard length airsoft AEG gearboxes. Constructed from CNC machined stainless steel, this cylinder is built to withstand heavy use and provide consistent air compression. The high-polished internal surface reduces friction and wear, maximizing the cylinder’s performance and durability. With a recommended inner barrel length of 110 – 200mm, this cylinder is perfect for a wide range of airsoft AEGs. The package includes one cylinder, making it a direct OEM replacement or an easy upgrade for your existing airsoft AEG gearbox. Take your airsoft game to the next level with the Maxx Model Type F CNC Hardened 110-200mm Stainless Steel Airsoft AEG Cylinder.