Park Tool - BBT-29 - Bottom Bracket Tool 39 mm & 48.5 mm 16-Notch Cups



The BBT-29 is a double-ended bottom bracket wrench designed to fit non-standard diameter 16-notch external bottom bracket bearing cups
One end fits cups with an outside diameter of 39 mm such as Shimano Dura-Ace® 9000 series and XTR® 980 series
The other fits 16-notch bearing cups with an outside diameter of 48.5 mm such as FSA MegaEvo®
Made in the USA and covered by Park Tool's legendary limited lifetime warranty