Non-Tilting Outer Barrel for MARUI G17 Gen4, Attach accessories, improve accuracy
 
Upgrade your MARUI G17 Gen4 with the NTB (Nozzle Top Cylinder) to attach accessories and improve accuracy during your airsoft games. This innovative accessory allows you to maintain operability even when a silencer and auto tracer unit are attached, providing flexibility and customization for your gameplay. With no interference with the slide, the NTB results in faster operation, increased gas efficiency, and a higher number of shots. Additionally, you can extend the inner barrel to boost power and accuracy, giving you an edge on the field. Take your airsoft experience to the next level with the NTB for MARUI G17 Gen4.
 
A rubber O-ring is placed inside the barrel to enable accurate installation without shaking no matter what brand of inner barrel is used.
The 14mm reverse screw adapter is available in a choice of colors and can be tightened tightly or easily loosened using a coin.
Material: CNC Aluminum 6061
GSI's NTB is the original fixed barrel that has a patent and has been sold since 2015.