... double row symmetrical rollers,inner ring rideMAIntegral brass cage, double row symmetrical rollers ,outer ring rideMBTwo piece brass cage,double ... piece steel cage, double row symmetrical rollers,inner ring rideCTN1Double row symmetrical rollers ,nylon cageKTapered bore bearing, ... ,the taper is 1:30W33With lubrication groove in outer ring,with three oil holesC2/C3/C4Internal clearance series: C2,C0 ...