High performance grease developed for extreme temperatures, water resistance and high speeds with low start torque. Advanced Winter Grade DUL1 double-contact seal design for optimum protection from moisture and contamination. Polyamide resin ball-guide cage facilitates smooth rolling contact and lubricant distribution. Ultra-clean steel for extended bearing life - high-grade balls for quiet and smooth operation even at high speed. Super finished raceways to minimize noise and improve lubricant distribution and life. -