1" O.D. Ball Knob (1/4-20 Female Thread)

1" O.D. Ball Knob (1/4-20 Female Thread)

This Black ball knob will replace any ball knob with a 1/4-20 female thread. (coarse thread).

Diameter is 1" nominal (.977" Actual Measured). Made of tough phenolic with a molded-in brass threaded insert.

Made in USA!