Silver Focus Knob 3 Inch Diameter with 5mm shaft

$29.99
Availability: In stock
Delivery time: Hurry! Buy Now before it is GONE!

This silver focus knob is a sturdy, precision-machined component designed for smooth and accurate control in optical and mechanical applications. Measuring 3 inches in diameter, it offers a comfortable grip for fine adjustments, making it suitable for telescope focusers, microscopes, or other equipment requiring manual precision. The knob’s 5mm shaft bore ensures compatibility with a wide range of standard focus mechanisms. Its metallic silver finish provides both durability and a clean, professional appearance, ideal for replacements, custom builds, or restoration projects.

Key Specs and Features

  • Diameter: 3 inches (76mm)
  • Shaft Bore: 5mm
  • Material: Metal alloy (silver finish)
  • Smooth edge design for comfortable handling
  • Ideal for precise focusing and fine mechanical control
  • Compatible with many telescopes, optical instruments, and DIY projects
  • Durable construction suitable for long-term use

Use Cases

  • Replacement focus knob for telescope or microscope assemblies
  • Ideal for custom optical or mechanical equipment builds
  • Suitable for restoration or modification projects requiring manual focus control
  • Useful in lab instruments, precision tools, or hobby applications
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