... , bearing wear and oil, hard wearing, good performance PU timing belt specifications:1) S2m, S3m, S5m, S8m2) 1.5M, 2M, 3M, ... ) MXL, XL, L, H, XH, XXL4) T2.5, (D)T5, (D)T10, (D)AT5, (D)AT10, T20Details:1) material: polyurethane, nylon, steel, or kevlar ... machines, and various precision machine tools and instruments. Polyurethane open belt of our company is produced with advanced technology and equipment ...