Our product:Long provider life, high power and toughness, capable of working for long intervals of timeLow elongation and higher put on resistanceWith a tender physique and a more in-depth fit to the wheel groove, it has a variety of applicationsProduct choice of fine uncooked materials, removal of faulty products, oil and heat resistance, anti-static, and advantageous transmission performanceProduct code description:La=outer circumference Lp, Le=nodal size Li=inner circumference