MR27537 VV Zero Ceramic Enduro Bottom Bracket Bearing 27.5mm x 37mm x 7mm Open Basic bearing insert: UC207-22

Basic bearing insert: UC207-22

Bearing Code: 697

Hardened segmental steel plates

Datum/Pitch length 3841mm

001 radians

MR27537 VV Zero Ceramic Enduro Bottom Bracket Bearing 27.5mm x 37mm x 7mm Open Basic bearing insert: UC207-22Like 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 27537 Dimensions: 27. 5 x 37 x 7mm ABEC: 5 Grade: 3 Seals: LLB Grease: Kyodo Yushi PS 2 Application: Hubs, Bottom Brackets Weight: 17. 20g