I have put in a double sink with a drain board and it has worked out great. It is placed in a 36" cabinet that I had to cut one side down about 2" in between the rails.
Pictures of the work in progress.
https://www.amazon.com/photos/shared/80-RqOtMSX6nL-o750jewQ.eOg39C4D0ZJ9u-9wMrpLyZ
https://www.amazon.com/photos/shared/CNuL0xMpR8OLmqYWQOfZHg.eUSim1B6JdklfAh0jx1Akq
This is the sink