FX STX Superior Heavy Liners, when light weight is your thing!
This liner is highly recommended to get the best results with heavier grain slugs. In preliminary testing it has been found this liner shoots pellets very well. Shooters have also found it shoots Nielsen Specialty Ammo Slugs and other slugs just as well, or even better, as the STX Slug A Liner.
This groundbreaking Smooth Twist X barrel liner has been perfected. FX Airguns proudly introduces the new FX Superior Smooth Twist X Barrel Liner (or FX Superior STX). The new Superior STX barrel liners are still created using a patented way of pressing the rifling into the barrel from the outside; but this is now done with a much higher degree of precision, tighter tolerance, and some other modifications that result in a superior liner to the standard STX liners.
The standard Superior STX Liner also maximizes the accuracy of the ground-breaking FX Hybrid Slug. Early testing has also indicated lighter weight slugs from some manufacturers may also shoot well. Initially the. We highly recommend this heavy liner when you want to shoot those heavy slugs.