The Park Tool BBT-29 is a double-ended bottom bracket wrench designed to fit 16-notch bearing cups with an outside diameter of 39mm (e.g. Shimano® Dura-Ace® 9000 series and XTR® 980 series) as well as 16-notch bearing cups with an outside diameter of 48.5mm (e.g. FSA® MegaEvo®).
This product was added to our catalog on March 9, 2016
The BBT-RS bottom bracket tool solves a common ...
issue with bike repair and maintenance: bottom brackets have some of the highest torque requirements of any bicycle component and yet, many bottom brackets' cups only provide a few millimeters of engagement. ...