Photo 1 of 1/4"- 20 Thumb Screws Threaded Knurled Thumb Nuts Black Plastic Knobs Clamping Screws Grip Knob Screw for Machine Furniture Umbrella Base Replacement 12 Pcs

Double tap image to zoom

Photo 1 of 1/4"- 20 Thumb Screws Threaded Knurled Thumb Nuts Black Plastic Knobs Clamping Screws Grip Knob Screw for Machine Furniture Umbrella Base Replacement 12 PcsPhoto 2 of 1/4"- 20 Thumb Screws Threaded Knurled Thumb Nuts Black Plastic Knobs Clamping Screws Grip Knob Screw for Machine Furniture Umbrella Base Replacement 12 Pcs