Slightly larger than the Standard Kit

Machine washable

Constructed from a pliable

Serious shooters agree

It is listed as an apparel item appropriate for outdoor application and is sold through law enforcement and tactical uniform suppliers

Otis Technology .40 cal Bore Brush (10 pack) FG-341-BP All-Weather Pen Slightly larger than the StandardOtis Technology . 40 cal Bore Brush (10 pack) FG 341 BP Otis brushes have a proprietary Tufcor core wire that is corrosive resistant with a tighter twist for better bristle retention and brush life. With twice the fill of other brushes and bristles right to the end, you get superior quality and precision cleaning every time.