KleenBore Cotton Bore Mop for 20 Gauge   #MOP20

100% cotton provides the absolute best absorbency and fouling removal.  Thickest, best cleaning and lubrication mops on the market.  5/16-27 threaded fitting.

For use with these calibers: Shotguns: 20 Gauge, 28 Gauge Rifles: .54, .58