.243 Bore Mop, 6mm Bore Mop 100% cotton cleaning swabs are soft, washable and effective in getting your bore clean.
Standard #8-32 threading (Standard Shotgun #5/16-27 thread on 20g/12g)
Available for most gauges and rifle calibers.
WARNING! These products contain a chemical known to the state of California to cause cancer, birth defects and other reproductive harm