MR17287 VV Zero Ceramic Enduro Bottom Bracket Bearing 17mm x 28mm x 7mm Closed Basic Bearing Insert: UC213-40

Basic Bearing Insert: UC213-40

C1 - Dynamic Radial Rating (1 million revolutions)5: 49800 N

GTIN 4021176466496

which has made them a ‰Û÷world power‰Û ª in V Belt production

Accommodate high axial loads in both directions and small radial loads

MR17287 VV Zero Ceramic Enduro Bottom Bracket Bearing 17mm x 28mm x 7mm Closed Basic Bearing Insert: UC213-40Like Ceramic Hybrid, Zero Ceramic use a combination of ceramic (Silicon Nitride Si3n4) balls and steel races, except they are of higher Grade 3 quality. The races are also black oxide treated and ground toa mirror finish which prevents corrosion and provides near perfect efficiency and tolerances. Bearing Code: MR 17287 Dimensions: 17 x 28 x 7mm ABEC: 5 Grade: 3 Grease: Kyodo Yushi PS 2 Application: Hubs, Bottom Brackets Weight: 13. 00g