Replacement brass inner barrel ring. Please check your outer diameter of your inner barrel as they differ. Fits fine on ZCI inner barrels.
Outer Diameter: 9.7mm
Inner Diameter: 8.4mm
Replacement brass inner barrel ring. Please check your outer diameter of your inner barrel as they differ. Fits fine on ZCI inner barrels.
Outer Diameter: 9.7mm
Inner Diameter: 8.4mm