Lot of 4 Rubber Vibration Isolator Mounts Male 1-1/8 Length - Female Insert 3/8-16 (Rubber 2" Dia x 3/4" Ht).These mounts measure 3/4" in thickness (rubber height) and 2" in diameter (rubber diameter) Has 1-1/8" Male Stud and 3/8-16 Female threaded hole. Provides excellent noise and vibration reduction. Package Includes: 4 Isolation rubber mounts Can be used on/in: Water pumps Construction Automobile Electronic components Medical equipment Home appliance Mechanical equipment Office facilities Aviation Air compressors Diesel engines Gasoline engines and may more applications