Tension mandrel component of wireline adapter kit for Alpha Oil Tools BT10 and BT 20 wireline setting tools as well as Fury 10 and Fury 20 hydraulic setting tools for setting Alpha Oil Tools bridge plugs. Can also be used with any "Baker type" #10 or #20 wireline setting tool to set Alpha Oil Tools bridge plugs. Can be purchased individually or as part of a specific wireline adapter kit.