Clearance
Clearance
CeramicSpeed T47/73 MTB Bottom Bracket
From $228.88
This is a "clearance" item and cannot be exchanged or returned for incorrect choice or size.
T47 is a standard created by custom frame builders.
It's threaded, has an inner diameter of 47mm, and is 73mm wide. It has the design benefits of being oversized and wide, but also the practical benefits of threads.
30mm
This kit pairs those bb's with 30mm spindle cranks. The cups have CeramicSpeed bearings pressed in. There are two bearing options. The Standard Bearing has CeramicSpeed Balls and hardened-steel races. The Coated Bearing has the same balls running on a 3-micron thick coating placed on top of those hardened-steel races for greater durability and less friction still.
This BB is compatible with 73mm frames.
Bottom Bracket tool for installation: BBT-79.
SRAM Dub Alternative
The cups have CeramicSpeed bearings pressed in. The Coated Bearing has CeramicSpeed balls running on a 3-micron thick coating placed on top of hardened-steel races for greater durability and less friction.
This BB is compatible with 73mm frames.
SRAM GXP
The cups have CeramicSpeed bearings pressed in. The Coated Bearing has CeramicSpeed balls running on a 3-micron thick coating placed on top of hardened-steel races for greater durability and less friction.
Bottom Bracket tool for installation: BBT-69.
Shimano
The cups have CeramicSpeed bearings pressed in. The Coated Bearing has CeramicSpeed balls running on a 3-micron thick coating placed on top of hardened-steel races for greater durability and less friction.
This BB is compatible with 73mm frames.
Bottom Bracket tool for installation: BBT-69.
What's in the Box?
| 30mm | 2 cups with bearings installed 2 1mm spacers 2 0.5mm spacers 2 dust covers O-ring. Spacer tube All Round Grease Sticker sheet |
|---|---|
| SRAM Dub Alternative | 2 cups with CeramicSpeed Bearings installed 2 dustcovers Spacer-tube 4 x 1mm spacers 2 x 3mm spacers CeramicSpeed All Round Grease Sticker sheet |
| SRAM GXP | 2 threaded cups with bearings installed 2 dust covers 1mm spacer 0.5mm spacer GXP wave washer Spacer tube All Round Grease |
| Shimano | 2 threaded cups with CeramicSpeed Bearings installed. 2 dust covers Spacer tube CeramicSpeed All Round Grease Sticker Sheet |
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