Description of Davies Thermoplastic Threaded Through Diameter
Mounting type: thru-hole. Thread length/depth: 1/4". Mounting diameter and threads per inch: 1/4"-20. Plastic material: thermoplastic; insert material: steel, zinc plated. Measures 2" diameter by 1-1/8" height. Thread Size: 1/4 inches-20. Without set screw. Rim Style: Knurled. Right-handed. nylon patch: Not present. 2 inches X 1-1/8 inches.