CEMA BB89 Interlock Stainless Steel Shimano bottom bracket cups

This product is a set of bottom bracket cups designed for use with Shimano bike components.

Specifically, they are BB89 Interlock Stainless Steel Bottom Bracket Cups, which means they are compatible with frames that have a BB89 bottom bracket shell.

These cups are made from durable stainless steel and feature an interlocking design for added stability and security.

They are an essential component for any serious cyclist looking to upgrade or maintain their bike´s bottom bracket system.