Just like its big brother, but a fraction smaller. The new and more efficient Adjustable Press Stop Mini makes life easier for mechanics by providing quick and accurate positioning in tight spaces, all with a push of a button. The Adjustable Press Stop slides freely on a 3/8" ACME threaded press rod when the button is depressed, and can be quickly positioned to hold drifts, spacers, and cups when servicing or installing bicycle headsets, bottom brackets, and bearings. Product Details: Compatible with new and existing Wheels MFG Press Kits sold separately, including: - Press-4 - ST0006 - Press-1 Machined aluminum body Anodized in Wheels MFG red. Durable steel button For use with 3/8" ACME threaded press rod (sold separately)