S6800 2RS - 440C Stainless Radial Bearing (CN Clearance) - 10mm x 19mm x 5mm 428420 This kit includes 3/8 inch

This kit includes 3/8 inch (10mm) Acme thread press rod sized for headset installation

the best bottom bracket we have ever tested

61803 LLU/LLB A5 SL - Solid-Lube

The most common use for this bearing is as a an upper headset bearing for Pinarello Dogma

S6800 2RS - 440C Stainless Radial Bearing (CN Clearance) - 10mm x 19mm x 5mm 428420 This kit includes 3/8 inchS6800 2RS Stainless Steel Radial Bearing (CN clearance) 10mm x 19mm x 5mm This radial bearing features 440C stainless steel alloy races and Grade 10 balls with dual seals and 90% fill with Mobil XHP 222 high pressure water proof grease to withstand daily abuse of use and the elements. A radial bearing generally used as a hub bearing for some quick release hub designs, pedals and can be used as a pivot bearing though the MAX type version of this