Yes, that's the maximum you can ask for.

来源: 于 2007-11-06 09:57:02 [旧帖] [给我悄悄话] 本文已被阅读：次

USCIS may shorten the duration of approved extension, but won't give you more than you ask for.
Besides, if they deny the extension, it doesn't matter if you ask for just one month or even one week.