Enduro Bearings ABEC5 MR 2437 SRS A5 Bearing

. Providing military standard, high precision performance, this excellent bearing uses high precision HRC 64 hardened Grade 5 Chromium Steel Balls and 52100 High Carbon Chromium Alloy mirror polished races to keep vital parts of your bike moving as smoothly and efficiently as possible. With tolerances twice as tight as ABEC 3 and an almost silent and frictionless operation, this hard working component comes full of Kyodo Yushi PS 2 lubrication for a speedy and protective performance. Features Dimensions 24x37x7mm ABEC 5Grade 5 Seals SRSGrease Kyodo Yushi PS 2Weight 30 99g BuyEnduro Bearings Componentsfrom Chain Reaction Cycles, the World's Largest Online Bike Store.