' Cylindrical Vibration Isolator, Female Threads Top End, Male Threads, Bottom End, Max. Load Downward Compression (Lb.) 20, Max. Load Sideways Shear (Lb.) 3, Cylinder Dia. 5/8 In., Height 1/2 In., Thread Length 1/2 In., Rubber, Thread Size 8-32, Metric Thread Size -, Compression Mounting, Clear Zinc Plated, Grade 5 Screws, Resistant To Abrasion, Standards -, Includes - '