This is the very same chamber packing that comes with the new PDI hop-up chamber. Just in case you do not wish to experiment with the new hop-up unit itself, you can just use the chamber packing on its own to combine an AEG inner barrel with your age and conventional aeg hop-up unit.
This is the very same chamber packing that comes with the new PDI hop-up chamber. Just in case you do not wish to experiment with the new hop-up unit itself, you can just use the chamber packing on its own to combine an AEG inner barrel with your age and conventional aeg hop-up unit.