Check the listing for details. Park Tool BBT-29 Bottom Bracket Tool Fits 39mm and 48.5mm Bottom Brackets. Condition: New. Listed at 28.79 USD. Bottom bracket tools intended for both shop and consumer use. Also works on 16-notch bearing cups with an outside diameter of 48.5mm (e.g. FSA MegaEvo).. Compatible with Wheels Manufacturing Bottom Brackets, BB-BSA30, BBRIGHT-OUT, BB86-OUT, PF30-THD, PF30-FAT, BB86-FAT, 386EVO. The BBT-29 is a double-ended bottom bracket wrench designed to fit 16-notch bearing cups with an outside diameter of 39mm (e.g. 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). Item Specifications: keyword search, spanner, SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us