Specifically designed for the MARUI MWS GBB system, not compatible with other brands

Material: Aluminum / Steel

This product addresses the limited adjustment levels of the original factory design by using stainless steel screws for infinite adjustment levels, allowing for precise control.

Achieve perfect ballistic performance! No longer limited to fixed adjustment levels, it is suitable for 0.2/0.25/0.28/0.3/0.36/0.4g BB pellets, enhancing the overall experience.

The red valve delivers 405-416 FPS (1.53-1.61 Joules), perfect for long-range engagements, while the blue valve offers 390-399 FPS (1.42-1.48 Joules) for balanced performance. The silver valve, providing 325-333 FPS (0.99-1.03 Joules), is ideal for close-quarter skirmishes

The HOP seat is made from T6061 aluminum alloy, fully CNC processed for precise dimensions.

The double O-ring design makes installing the HOP rubber easier and more secure, ensuring accurate positioning.

Made in Taiwan