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Praxis Works BB30/PF30 68mm Ceramic Bottom Bracket Shimano Hollowtech II
$249.99
This Praxis Conversion Bottom Bracket is for installing a Shimano Hollowtech II steel spindle crank in either BB30/PF30 road frame or older Specialized OSBB road frame. This bottom bracket is made of lightweight and durable aluminium with long lasting sealed cartridge bearings.
. New updated design with Rubber expanding collet
. This version for ShimanoT Hollowtech II steel spindle road cranks only
. Designed precisely to Shimano bearing stance & chain line spec
. Forged & machined heat-treated 7075 T6 Aluminium
. For 68MM BB30/PF30 and older Specialized OSBB Road frames
. Not for BBRight, BB386EVO, BB30A, BB86, BB92 frames
. Ceramic Version:Enduro 2437 Angular contact, Grade5 balls, ABEC5 Assembly
. 68mm version cannot be used for MTB Cranks
. "Rubber Collet" drive cup expansion for wiggle-free press
. Non-Drive O-Ring compensates for frame width discrepancies
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