400e Polymer Barrel Kit velocity_340_fps Designed as a direct replacement

Designed as a direct replacement for 1100z Gen 2 rifles

this high-performance AEG delivers consistent power and smooth operation with every trigger pull

Convenient and efficient

Manufactured using high-quality lead

400e Polymer Barrel Kit velocity_340_fps Designed as a direct replacementUpgrade the internal barrel of your 400e Gen 2 Polymer rifle with this complete barrel kit, available in your choice of Standard or Precision barrel type. This kit is specifically designed for compatibility with the 400e Gen 2 Polymer, which uses a 357mm barrel length. The 400e Polymer first launched in October 2024 as part of the Gen 2 release. If you purchased your 400e Polymer between October 2024 and June 2025, your rifle came stock with a