4 Pcs 1/4-20 Knob, 1/4-20 Star Knobs Black Nylon Screw-On Threaded Knobs Nuts 6-
[Precision Engineering] With deep, clear threads, these knobs provide a stable and secure tightening. Precision engineering ensures even force distribution, reducing the risk of slippage during use. [Ergonomic Design] Star-shaped knobs are designed for a comfortable grip and non-slip operation.