Pro-Shot Chamber Brush Bronze 20 Gauge 5/16″-27 Thread

The Pro-Shot Shotgun Stainless Steel Chamber Cleaning Tool and Brush is an excellent for Semi Auto Chambers. An 8″ Non-Swivel Shotgun Chamber Tool 20 Gauge Chamber Brush included is a heavy duty chamber brush that makes it easy to clean chamber residue. Helps stop misfires and poor ejection caused by chamber fouling. Brushes are replaceable. American Standard Shotgun Thread # 5/16-27. The brush is replaceable (sold separately).