CeramicSpeed 30 mm MTB T47/73 Bottom Bracket - 110447

T47 is a standard created by custom frame builders. It's threaded, has an inner diameter of 47 mm, and is 73 mm wide. It has the design benefits of being oversized and wide, but also the practical benefits of threads.

This kit pairs those bb's with 30 mm spindle cranks. The cups have CeramicSpeed bearings pressed in. The Coated Bearing CeramicSpeed balls running on a 3-micron thick coating placed on top of hardened-steel races for greater durability and less friction.

Features:

• Lowest friction
• Optimized power transfer
• Longest Product Lifetime
• High resistance to contamination and corrosion
• Grade 3 Silicon Nitride balls
• Coated races increase bearing service life by increasing hardness of race and reducing corrosion
• Reinforced polyamide cage and non-contact seals
• Hand built in Denmark
• CeramicSpeed products with coated bearings include a 6-year warranty

Specifications:

• BB Type: T47 MTB 73 mm
• BB Shell Width: 73 mm
• Bottom Bracket Shell I.D.: 47 mm
• Spindle Length: 30 mm
• Spindle Interface Type: 386 EVO, Rotor 3D+, RaceFace/Easton CINCH
• Net weight: 116 g
• Gross Weight: 226 g

Included:

• (2) Cups with bearings installed
• (2) 1 mm Spacers
• (2) 0.5 mm Spacers
• (2) Dust covers
• O-ring
• Spacer tube
• All Round Grease
• Decal

Compatibility:

• 73 mm frames
• Bottom Bracket tool for installation: BBT-79

Compatibility (2.12 MB)

Maintenance Guide