The Maple Leaf Crazy Jet Barrel is a new design barrel.
Maple Leaf designed a barrel where the end is wider compared to the rest of the barrel.
Maple Leaf made this version for the MK23 exclusive for Skirmshop !
This is the complete upgrade kit for your Tokyo Marui MK23 as the video released on Cleanshots channel. You can also choose for a different barrel setup (150mm, 137mm or 117mm) to reduce the maximum FPS.