Photo 1 of uxcell 8pcs Knurled Clamping Knobs M4 x 20mm Metric Zinc Plated Carbon Steel Male Thread Thumb Screw on Type 15mm Plastic Round Head Threaded Hand Bolt Stud Knobs Black

Double tap image to zoom

Photo 1 of uxcell 8pcs Knurled Clamping Knobs M4 x 20mm Metric Zinc Plated Carbon Steel Male Thread Thumb Screw on Type 15mm Plastic Round Head Threaded Hand Bolt Stud Knobs BlackPhoto 2 of uxcell 8pcs Knurled Clamping Knobs M4 x 20mm Metric Zinc Plated Carbon Steel Male Thread Thumb Screw on Type 15mm Plastic Round Head Threaded Hand Bolt Stud Knobs Black