Stock Status: Breakthrough AR15 / M16 / M4 - Nylon Chamber Brush (#8-32)
- Fits AR15 .223 / 5.56 chambers perfectly for precision cleaning
- Stiff nylon bristles easily attack heavy fouling
- Nylon bristles will not flatten or damage the bore
- Rugged brass core
- Standard #8-32 thread (Standard Shotgun #5/16-27 thread on .410/28g/20g/12g)
