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Fixed Polypropylene 4 Arm Knobs

 (2 product groups)

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Clamping Knobs 4 Arm

4 Arm Clamping Knobs provide a secure multi lobed grip to position, tighten, and hold fixtures, equipment, and machinery. We offer a large selection of knob sizes, thread configurations and ergonomic grips to meet your design requirements. Our pronged knobs feature a plastic base design which provide excellent chemical resistance and a more economical choice opposed to all-steel versions.

Self-Assembly Knobs

Self-Assembly Knobs are designed without internal fasteners and allow for a wide range of threaded male and female insert options and come in a wide range of styles to suit any application. These press-fit knobs allow flexibility across standard hardware and socket head screws.