Star Knob, Hex Shaped Clamping Handle Screw Knobs, Hand Tightening Star Screw Knobs for Machinery Umbrella Base Replacement
$12.99
Description: 1. Material: The star knob is made of plastic and carbon steel, with zinc-plated surface treatment, fine workmanship, durable, not easy to rust, smooth and beautiful, and long service life. 2.