LCN Sentronic Door Closer 4040SE Series The 4040SE Sentronic® is a heavy duty, non-handed, non-sized closer/holder designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors.
push pull gage- one hook included as shown review pictures for condition lever works to choose between free or maximum reading in both tension or compression 10 x 0.10 lbs pounds ten pounds max reading, divisions are 0.10 lbs in either direction ideal for trigger pull testing
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