Tetra ProSmith Bore Mop (5/40 Thread) .17 cal

Tetra Gun ProSmith superior quality mops for safe cleaning and lubrication. Industry standard 8-32 male thread (5-40 for .17 Cal. & .204 Cal.) 5/16-27 male thread (12 20 & 28 & 410 Gauge) Effectively applies lubricants and cleaning solvents Absorbs contaminants Close tolerance specifications for perfect bore fit Durable and reusable