Lubrication Units Brands YOU Count On, People You TRUST. NSK's K1 Lubrication Unit is a uniquely designed lubrication system that not only lubricates but also helps eliminate contamination on the rail. K1 material composition consists of 70% mineral oil and 30% polyolefin resin which ensures long-term, maintenance-free operation. And, you can find NSK at your local Motion Industries location. Our local sales and service specialists are experts in providing application and technical solutions, with the choices and expertise you need to stay up and running. Learn More http://esp.to/wIjxon Brands you count on, people you trust...that's NSK and Motion Industries. ©2018 Motion Industries, Inc.http://www.esp.to/wIjxon http://www.esp.to/wIjxon http://www.motionindustries.com