The Astros have traded left-handed pitcher Travis Blackley to the Texas Rangers for a player to be named later and cash considerations the club announced in a news release today.

At the time of the transaction Blackley was on the Triple A Oklahoma City roster. He had been with the Astros since the start of the regular season before being designated for assignment on Aug. 8. Blackley cleared waivers before accepting an outright assignment to Oklahoma City reporting to the RedHawks Tuesday.