Product DescriptionThe Park Tool BBP-AOS Bottom Bracket Bearing Extractor Add-On Set is a professional bottom bracket bearing extraction and installation accessory kit designed for use with the Park Tool BBP-1 or BBP-1.2 Bottom Bracket Bearing Press Set. It uses an expanding collet and extractor cup system to safely remove press-fit bottom bracket bearings, cups, and adaptors without impact, helping reduce the risk of damage during service. Also included are eight installation drifts for pressing bearings into pre-installed cups, making this a versatile workshop addition for bottom bracket service. Key Features Professional bottom bracket bearing extractor add-on set Used to extract press-fit bottom bracket bearings, cups, and adaptors Uses an expanding collet and extractor cup system Allows removal without impact Includes 8 precision-machined extractor cups Includes 5 hardened collets Includes 8 installation drifts for standalone bearing installation Organized in a storage case Designed for compatibility with a wide range of bearing inner and outer diameters Specifications Brand: Park Tool Model: BBP-AOS Product Type: Bottom bracket bearing extractor add-on set Extractor Cups Included: 8 Collets Included: 5 hardened collets Installation Drifts Included: 8 Storage: Convenient storage case Extraction Method: Expanding collet and extractor cup system Intended Use: Removing press-fit BB bearings, cups, and adapters; installing bearings into pre-installed cups Compatibility Requires Park Tool BBP-1 or BBP-1.2 Bottom Bracket Bearing Press Set Compatible with many press-fit bottom bracket bearings, cups, and adaptors Full list of compatible bearing inner and outer diameters is found on the instructions / parts diagram Also available as part of the complete Park Tool BBP-2 set Condition New Genuine OEM product Includes only what is shown or described