Prometheus 6.03mm EG Inner Barrel for Marui NGRS MP5 - 229mm Zipped Vest 300rd high capacity polymer magazine

300rd high capacity polymer magazine

Suitable for the G&G GK5C

Color: Green

The barrel measures 113mm in length

Prometheus 6.03mm EG Inner Barrel for Marui NGRS MP5 - 229mm Zipped Vest 300rd high capacity polymer magazineInner bore width of 6. 03mm with a 0. 01mm tolerance. Solid BB stability and accuracy, made with enhanced stainless steel (SUS). Inner barrel bore width of 6. 03mm with a tolerance of 0. 01mm, made of stainless steel for superior strength necessary to maintain accuracy without the need for special coatings. The barrel is arguably the heart of any airsoft gun and determines various performance factors such as velocity (FPS), accuracy, and precision