You can read manga Bleach chapter 517 at this online popular manga site. Here is the summary of Bleach chapter 517: Ichigo is in Kurotsuchi's lab to see if his zanpukto can be fixed. Kurotsuchi describes that damaged shikai can be regenerated by the owner pouring reiatsu into it, but as significantly as he understands injury to a bankai is everlasting (except for Komamura's). Ikakku's bankai acquired preset but it was weaker than ahead of, and areas of Renji's blade even now have harm from the fight against Byakuya. Out of the blue, Kon operates out in a muscular human body and does random stuff prior to Kurotsuchi turns him off with a distant. Kurotsuchi then receives information and tells Ichigo to occur with him to witness the arrival of the Zero Division.
Ichigo and the Gotei 13 captains gather outside the house of the Seireitei partitions. A big column quickly drops out of the sky and strikes the floor, and from the column actions out the five captains who make up the Zero Division. Even even though the Zero Division has no soldiers, their may is supposedly much more than all of Gotei thirteen merged.