Modify Quantum Two-Sector Gear for Ver.2/Ver.3/Ver.6

A cylinder head in an airsoft gun enhances airtightness as air is compressed in a cylinder, with a piston's travel and cylinder together achieving maximum air compression.

• Material: Stainless Steel
• The exact center setting for the port of the nozzle keeps air no loose
• It's an ideal part of high durability and stability!