2 Pezzi 17*30*7MM Scanalatura Profonda Cuscinetti a Sfera Sottili a Parete per Hardware Strumenti e Ricambi
2Pcs 17 30 7MM Ball Bearing Hardware Deep Groove Thin Wall Bearings 6903 2RS. Size: 17 30 7MM (Approx). 2 Bearings. High load bearing, low noise, high speed. Made of high quality materials, and practical.