Biztal server WCF-SQL adapter

I am using Microsoft BizTalk server 2006 R2.we want to make use of WCF-SQL adapter to generate schema from the stored procedure.

When I click Add-->Add Generated Items-->Add Adapter. Getting only "SQL" in the list.

Please find the list of S/W that we are using:

1)BizTalk server development user License 2006 R2

2)SQL server Developer edition 2008

3)Visual studio Professional edition 2005

4)WCF LOB adapter SDK 3.0.5280

5)BizTalk adapter pack(x64) 3.5.5280

Please help us to find the exact pack.