4" Non-Standard Threaded Door Knob Spindle. Antique Door Knob Spindle.
This sturdy spindle is designed to facilitate new or vintage doorknobs with threaded shanks of 16 TPI. Constructed of hardened steel, it provides smooth operation and long-lasting wear. With a 4" length, it's ideal for standard doors. Features a 9/32" thickness.
Dimensions: 4" L x 9/32" thick. 16 TPI.