![Alco Threaded Bore Knob](https://surplussales-prod-media.sfo3.digitaloceanspaces.com/sfo3/CACHE/images/item_images/shafthardware/knobs/knb-alco-r4-40/5e3ea7fee06af3a9083059f165c858a6.png)
Part Number:
(KNB)
ALCO-R4-40
Product Details:
Alco threaded bore knob, red. Fits Alco switches & pots (switch pictured) but not included. 5/8" diameter x 13/16"H. 4-40 thread.
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