The Adjustable Press Stop Mini will make life easier for mechanics as it allows for quick and accurate positioning in places where space is tight at the press of a buttonAdjustable Press Stop slides along 3/8` ACME threaded press rod when the button is depressed and can be placed quickly to secure drifts, spacers, and cups when completing maintenance or installation of bike headsets, bottom brackets, and bearingsCompatible with new and existing Wheels MFG press kits including Press-4, ST0006, and Press-1 Bearing PressRed3/8` ACME Threaded RodsBP0022Wheels MFGUPC/EAN/GTIN: 811079027313