Clamping Knobs

S&W’s 4-lobed clamping knobs are machined from solid extruded aluminum stock. After machining, the knobs are tumble-polished and anodized. The star shape with deep lobes makes it easy to apply high clamping torque with one hand. They are available with a reamed, tapped or solid hub or as an assembly with stud.


  • Solid anodized aluminum
  • Star shape for generating maximum clamping force
  • 1” to 3” diameter
  • Tapped, reamed or solid center
  • Available as assembly with stud
  • Optional colors – black, red, blue and gold (minimum quantity applies)

Product Types