Park Tool BBP-AOS Bottom Bracket Bearing Extractor and Press Add-On Set

Eight precision-machined extractor cups and five hardened collets for compatibility with most bearing IDs and bearing/cup ODs Eight installation drifts for standalone bearing installation Organized in a convenient storage case Full list of compatible bearing inner/outer diameters found on instructions/parts diagram The BBP-AOS requires the BBP-1 or BBP-1.2 Bottom Bracket Bearing Press Set for use. The BBP-AOS is an add-on used in conjunction with the BBP-1.2 Bottom Bracket Bearing Press Kit to extract press fit bottom bracket bearings, cups and adaptors. The BBP-AOS utilizes an expanding collet and extractor cup system to safely remove bearings without requiring impact. Also included are eight installation drifts for pressing bearings into pre-installed cups.