Bore Tech - Shotgun Blend Iris They apply constant pressure across

They apply constant pressure across the threads to hold the ring in place

RIMFIRE BLEND QUICKLY REMOVES

This flexible borescope helps you see the deposits in the lands and grooves of the rifling and is a great aid when cleaning your barrel

ADJUSTABLE HEADBAND: Designed with retractable stainless steel at the end of headband

Extremely tight tolerances

Bore Tech - Shotgun Blend Iris They apply constant pressure acrossBore Tech Shotgun Blend Bore Cleaner is a specialty, cutting edge bore cleaner that is 100% barrel safe, biodegradable and easily outperforms the competition without any hazards, toxicities or offensive odors. Shotgun Blend rapidly removes the powder, lead and stubborn wad fouling produced by todays shotgun ammunition. It is time to bring your Shotgun cleaning into the 21st century.