Strength: Made of quality carbon steel Easy installation: Special air design of the thread bolts High utilization: High-quality materials and processing technology can allow repeated use and less wear Professional package Package Including： Part Dimensions 3x Receiving Tube (2.3″ L x 2.723″ I.D. x 3″ O.D.)//(1.8″ L x 2-1/4″ I.D. x 2-1/2″ O.D.)// (1.8″ L x 1-3/4″ I.D. x 2″ O.D.) 1x Installation Adapter (1.1″ L x 0.98″ I.D. x 3″ O.D.) 1x Removal Adapter (1.16″ L x 1/2″ I.D. x 3″ O.D.) 1xScrew 1x Install Cup Adapter (0.8″ L x 1.88″ I.D. x 2-1/4″ O.D.) 1x Forcing-screw Press 1x Receiving Cup (2-1/2″ L x 2″ I.D. x 2-1/4″ O.D.) 1x Installing Cup (3.6″ L x 1-3/4″ I.D. x 2″ O.D.)