uxcell 4 Point Knobs, 1/2-13 UNC 2.09 Threaded Stud Star Clamping Knobs Hand Tightening Thumb Screw Knob for Lawn Mower Umbrella Base Clamps Replacement Machinery

Product Description

What You Get: Package comes with 1 piece of 4 point knob. Thread Size: 1/2"-13 (UNC); Screw Length: 53mm/2.09inch; Total Width: 44mm/1.73inch; Total Length: 82mm/3.23inch. Due to slight errors in manual measurement, please refer to the actual product for the most accurate measurement Good Material: These thumb screw knobs are made of plastic and iron, making them sturdy and durable with excellent rust and corrosion resistance. It has a smooth surface, clear threads, and is designed for long-term use Feature: The clamping screw knob features a star-shaped design with smooth lines and a comfortable grip. The thickened nut head facilitates smooth rotation, ensuring safe and convenient installa…