Cat parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse Mount Type: Sandwich - One Stud, One Hole Overall Length (mm): 46.6 Overall Length (in): 1.84 Outside Diameter (mm): 25.4 Outside Diameter (in): 1 Rubber Length (mm): 19 Rubber Length (in): 0.75 Stud Thread Size: #10 Stud Thread Pitch: 32 Hole Thread Size: 1/4" Hole Thread Pitch: 20