Pro-Shot Chamber Brush Bronze 12 Gauge 5/16"-27 Thread

Excellent for Semi Auto Chambers. 8" Non-Swivel Shotgun Chamber Tool 12 Gauge Chamber Brush included. Pro-Shot's heavy duty chamber brush 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