If edd gave me his to sort out it would run as perfect as yours moppy, edd wants todo it himself thats why he puts tape on it and when he gets time i am sure it will do.
They all p155 air till they are done right!
Amazing markers it has to be said and i think even PE could take a leaf from the book when it comes to how the barrel level is (it aims up slightly at a perfect line for paint trajectory (or however you spell it), not to mention the simplicity of the whole item