Spazzole a sfera per levigatura cilindro 4,125" 105 mm diametro 240 grana carburo di silicio c...
Honing the cylinder bore can help to reduce friction inside engines, improving performance and efficiency. We are committed to providing high-quality support. 240 Grit 240 Grit 240 Grit. " (105mm) " (89mm) " (83mm).