Introducing the NSK 6205 Tracks Skis, the epitome of performance and durability for the avid Ski-Doo enthusiast. Engineered with a high-performance grease that thrives in extreme temperatures, it ensures water resistance and low start torque, making it a reliable companion on any snowy adventure. The advanced Winter Grade DUL1 double-contact seal design provides exceptional protection against moisture and contamination, while the polyamide resin ball-guide cage guarantees smooth rolling contact and optimal lubricant distribution. Crafted from ultra-clean steel, the NSK 6205 boasts high-grade balls for whisper-quiet operation, even at exhilarating speeds. With super-finished raceways designed to minimize noise and enhance lubricant life, this is a trusted choice for those who demand nothing but the best in their powersports experience. 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.