4" Universal Doorknob Spindle - 20 TPI

This sturdy spindle is designed to facilitate new or vintage doorknobs with nonthreaded or threaded shanks of 20 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 and tapped for 10-24 set screws.

Dimensions: 4" L x 9/32" thick. 20 TPI. Drilled for 10-24 set screws.

If you need a threaded spindle you need to know what the threads per inch are and check to see that the spindle thickness is small enough to fit through the hub of your lock or latch.