PB22439FE REXNORD bearings MA5212/W972;PB22439FE,PB22439FE weight,PB22439FE size,PB22439FE parameter FNYBU16 weight,FNYBU16 price,] drawing,P2B-SXRB-30M-FF drawing,P2B-SXRB-30M-FF price,P2B-SXRB-30M-FF size,P2B-SXRB-30M-FF Delivery time,PB22439FE weight,PB22439FE price,] drawing, Lead t...