Maple Leaf - Crazy Jet GBB Barrel - 6.04mm - 113mm Hop Chamber This is a drop-in kit

This is a drop-in kit that is pre-assembled

High strength spring steel construction

Designed to be user-friendly

any damage caused by improper fitting will not be returnable

Maple Leaf - Crazy Jet GBB Barrel - 6.04mm - 113mm Hop Chamber This is a drop-in kit113mm 6. 04 Crazy Jet Inner Barrel for GBB Pistol M1911 Hi CAPA 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. At the end of the barrel the air will pass the BB and come out first and when the BB comes out of the barrel, the air stream pulls the BB in a so called jet stream. This will have less resistance on the BB and will NOT decrease the velocity but