King Arms Hop Up Bucking with Hop Up Knob for AEG Airsoft Guns
The King Arms Hop Up Bucking is an affordable, easy to install upgrade that will give your airsoft gun a boost in range and accuracy. The bucking provides a better air seal, providing a slight increase in FPS.
- High quality rubber bucking
- Compatible with most AEG airsoft guns
- Increases range and accuracy
- Improved air seal
- King Arms Hop Up Bucking
- King Arms Hop Up Nub