Remove and replace ball joints without brute force methods that can cause costly damage. Now you can take on 4WD ball joint service in addition to servicing most cars. A forcing screw - powered press, used with proper adapters, easliy removes and installs all press - fit ball joints (inc. GM plastic pin U type joints). Comes in a durable plastic case. Package Includes 4437 - Press 4438 - Forcing Screw, 29503 - Receiver Tube(3 OD X 2 - 34 ID), 29504 - Receiver Tube(2 - 12 OD X 2 - 14 ID), 29505 - Receiver Tube(2 OD X 1 - 34 ID), 38354 - 4WD Receiving Cup, 38355 - Installing Cup, 204508 - 4WD Installing Adapter, 305227 - Installing Adapter, 305228 - Removing Adapter California Residents WARNING