Breakthrough Clean .30 Cal/.308 Cal/7.62mm 100% Cotton Bore Mop, White - BT-30BM

The Breakthrough Clean Technologies .30/.308 Cal, 7.62mm Bore Mop 100% cotton Cleaning Swabs offer a soft, washable solution that efficiently cleans your bore. With a standard #8-32 thread (standard shotgun #5/16-27 thread on 20 or 12 Gauge).