Praxis Works Ceramic Shimano Hollowtech bottom bracket

BB30 / PF30 68mm

Bottom bracket for mounting Shimano racing bike cranks with Hollowtech II steel axles in frames with BB30 / PF30 bearing seats.

The patented Praxis Works Rubber-Collet ensures a creak-free and creak-free fit, the built-in high-end CERAMIC ball bearings from Enduro Bearings for ultra-smooth running and maximum reliability.

Two standard 16-slot bearing shell tools (e.g. Park Tool BBT-9 and / or BBT-19) and a pressing tool (e.g. Park Tool HHP-2 or HHP-3) are required for assembly.

Material shell: aluminum 7075 T6

Bearing type: Enduro Bearings 2437 CERAMIC, Angular contact, Grade5 balls, ABEC5 Assembly

Specialized / OSBB

Bottom bracket for mounting Shimano racing bike cranks with Hollowtech II steel axle in frames with OSBB bearing seats. The patented Praxis Works Rubber-Collet ensures a creak-free and creak-free fit, the built-in high-end CERAMIC ball bearings from Enduro Bearings for ultra-smooth running and maximum reliability.

Two standard 16-slot bearing shell tools (e.g. Park Tool BBT-9 and / or BBT-19) and a pressing tool (e.g. Park Tool HHP-2 or HHP-3) are required for assembly.

Material shell: aluminum 7075 T6

Bearing type: Enduro Bearings 2437 CERAMIC, Angular contact, Grade5 balls, ABEC5 Assembly

• 1 x Praxis Works Ceramic Shimano Hollowtech Road bottom bracket (see item description for details)

BB30 / PF30 73mm

Bottom bracket for mounting Shimano MTB cranks with Hollowtech II steel axle in frames with BB30 / PF30 bearing seat. The patented Praxis Works Rubber-Collet ensures a creak-free and creak-free fit, the built-in high-end CERAMIC ball bearings from Enduro Bearings for ultra-smooth running and maximum reliability.

Two standard 16-slot bearing shell tools (e.g. Park Tool BBT-9 and / or BBT-19) and a pressing tool (e.g. Park Tool HHP-2 or HHP-3) are required for assembly.

Material shell: aluminum 7075 T6

Bearing type: Enduro Bearings 2437 CERAMIC, Angular contact, Grade5 balls, ABEC5 Assembly

• 1 x Praxis Works Ceramic Shimano Hollowtech MTB bottom bracket (see item description for details)