Prometheus 6.03mm EG Inner Barrel for Marui NGRS MP5 - 229mm Zipped Vest The adjustable hop-up is located

The adjustable hop-up is located on the underside of the outer barrel (slide removal required for adjustment)

This knee pad set from Invader Gear will replace your old or worn out Knee pads for the Invader Gear Predator Pants

300rd high capacity polymer magazine

Suitable for the G&G GK5C

For close-in work and general shooting

Prometheus 6.03mm EG Inner Barrel for Marui NGRS MP5 - 229mm Zipped Vest The adjustable hop-up is locatedInner 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