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Big Black Plastic Knob

Big Black Plastic Knob

$ 0.75
343 in stock. Contact us for greater quantity.

Wanna be the best mad scientist you can be? Make your mad scientist machine EXTRA AWESOME with these giant, knobbly knobs. They're approx. 4.25" in diameter, 1.25" at its highest point, and the thread is 3/8th and approximately 20 tpi (we think, anyway). Be cooler than cool. Buy a Big, Black, Plastic Knob. Only 75 cents each.

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