Hoppe's Bore Snake Cleaner 20 Gauge Shotgun Quick Cleaning Boresnake with Brass Weight - 24033.p Hoppe's BoreSnake is the fastest bore cleaner on the planet. One pass loosens large particles, scrubs out the remaining residue with a bronze brush, then swabs it all spotless with a cleaning area 160x larger than a standard patch. Add a few drops of Hoppe's No. 9 lubricating oil or Hoppe's Elite and your gun's ready for storage. This is the world's quickest, three step bore shine around.