Pneumatic Bulk Conveying Proportional Shutoff Valve 2.5" Aluminum

In Good Used Condition.  Removed from a Working Environment.  
Aluminum Valve from Pneumatic Conveying System.  Pneumatic cylinder actuated.
2.5" Pipe size.
Bottom of housing 4-5/8"L x 5"W angles down to 4-3/4"
13-1/2" Overall length.