rubber oil seal 1)Material: any Material is ok 2)color:any color is ok 3)made in CHINA 4)OEM is ok rubber oil seal 1)Material: Rubber2)Advantage: High/low temperature-resistsant,oil resistant3)Color: any color4)Spec.: I.D.: 42 mm, O.D.: 55 mm5)Packing: PE Bags, Cartons 6)Certifications: ISO 9001:20087)Location: Shandong, China8)Technical services: ROHS,Nordic Swan,Blue-Angel