Solid Brass Thumb Turn in Antique-By-Hand Finish

Solid brass crescent thumb turn with oval back plate for use with privacy mortise locks in Antique-By-Hand Finish.

Dimensions:
Backplate: 1 3/4" H x 1 3/16" W
Spindle: 1 3/8" L x 3/16" square

Also called a turnkey, is usually an oval or crescent shaped knob which is turned to operate the dead bolt of a privacy or entry mortise lock and may be connected to a door plate or a separate part.