The Maple Leaf F-Key is a CNC aluminum hop-up upgrade part for WE GBB pistols. It is designed to apply wide and even pressure across the hop-up bucking, resulting in more consistent and accurate shots. The F-Key is especially well-suited for use with heavier BBs, such as 0.28g and 0.30g.
CNC aluminum construction for durability and precision
Easy to install
Compatible with WE GBB pistols with the newer, narrower hop arm
Improves hop-up consistency and accuracy
Ideal for use with heavier BBs
More consistent and accurate shots
Increased range and effective accuracy
Improved performance in windy conditions
Ability to use heavier BBs for more penetration and impact power
To install the Maple Leaf F-Key, simply remove the hop-up unit from your pistol and disassemble it. Place the F-Key between the hop-up bucking and the hop adjustment plate, then reassemble the hop-up unit and reinstall it in your pistol.
The Maple Leaf F-Key is compatible with all WE GBB pistols that have the newer, narrower hop arm. This includes most WE pistols manufactured after 2015. If you are unsure whether your pistol is compatible, please contact your local airsoft retailer.
Overall, the Maple Leaf F-Key is a simple and inexpensive upgrade that can significantly improve the performance of your WE GBB pistol. If you are looking for a way to improve your accuracy and consistency, the F-Key is a great option to consider.