Iosso - AR-308 Brush Kits (4 Brush Pack) Cases Fits: RCBS Trim Pro Case

Fits: RCBS Trim Pro Case Trimmer

9x Diopter range  - Lens diameter

Additional Thumbnut installed to LOCK the unit into a fixed elevation

If a rifle closes on a FIELD gage

indoors and outdoors

Iosso - AR-308 Brush Kits (4 Brush Pack) Cases Fits: RCBS Trim Pro CaseThe 4 brush kit contains an Upper Receiver Brush, Bolt Carrier Brush, Chamber Brush and . 308 Bore Brush. The 2 brush kits contain 2 of the selected brush. They are made out of a distinctive blue fiber, which is thick, stiff and holds it's shape well. This allows for back and forth action unlike traditional brass and bronze type brushes. They may be used several times before becoming worn. Use with the Iosso Bore Cleaner and Triple Action Oil for