Pro-Shot Multi-Gauge Shotgun Nylon Bore Brush (5/16-27 Thread) .410 thru 12 ga
Pro-Shot Multi-Gauge Shotgun Nylon Bore Brush (5/16-27 Thread) .410 thru 12 ga, Construction consists of a Brass Core with Nylon Tapered Bristles and a looped end. Standard American Shotgun #5/16-27 thread.