Cleaning brush M4 Cal. Cal. 22-228/5,5-5,7mm Niebling (9-556.20.29)

• ​Niebling cleaning brush bronze with M4 thread and insertion aid.
• Material: Bronze (softer version), brass.
• Suitable for calibres: 22-228/5,5-5,7mm
• Length: approx. 90 mm.
• Diameter of brush approx. 6 mm.
• Made in Germany.