All The Essentials To Clean Your NitroFire Muzzleloader. This kit includes the following items which all have 10/32 threads: NitroFire Bronze Brush With a tapered end specifically for cleaning the NitroFire barrel and breech, this brush is excellent for hard scrubbing. It helps break up fouling quickly and easily without harming the rifling; NitroFire Nylon Brush Excellent for loosening powder or residue. The sturdy nylon bristles and the tapered end allow for easy cleaning within the NitroFire barrel and breech areas; NitroFire Bullet Unloading Jag Essential for removing a bullet from your NitroFire rifle. Attach the brass jag to your ramrod to lengthen it and insert the rod from the breech; NitroFire Cotton Swab 100% cotton. The fibers soak up cleaning solvents and help to remove fouling from the barrel and breech areas.