Originally Posted by
Baxterbasics
Pax airguns produced a series of rifles in conjunction with Theoben to enable the use of their nylon jacketed pellets, called Prometheus and Titan Black, which could not be used effectively in a choked barrel. I am sure these rifles had some sort of identifying mark-and I am sure someone far more knowledgable than I will be along to advise
Hi Graham, I believe those barrels were marked as such on the breech top, I have a vague memory of it being stamped with a Prometheus style pellet, but I could be wrong.
Neil
"Shooters, regardless of their preferred quarry, enjoy their sport for its ability to transfer them from their day-to-day life into a world where they can lose themselves for a few hours". B Potts.