Norton 6870T-8 Thumbturn Hold Open Complete Arm Assembly

Norton CloserPlus Arm Assembly, Hold Open, For 1600BC, 1601, 7500, 8000 Door closers

This heavy duty Parellel Arm can be used with the Norton 1600, 9300, 8000 and 7500 door closers. The knob on the main are locks and unlocks the arm to hold your door open.