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Bottom Bracket

The bottom bracket fits inside your bike frame and provides a smooth running system for your chainset, there are different typres of bottom brackst from open to sealed units, the newer closed seal units offer an easy to install solution, but for the puritans and old fashioned open bottom brackets feature bearings and user serviceable parts, whereas closed bottom brackets are throwaway items once they are worn.

SHIMANO UN26 68 MM 113 MM SEALED BEARING BICYCLE BOTTOM BRACKET
SHIMANO UN26 68 MM 113 MM SEALED BEARING BICYCLE BOTTOM BRACKET
$13.95
End Date: Wednesday Apr-29-2015 16:14:03 PDT
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Chris King Mtb Bottom Bracket
Chris King Mtb Bottom Bracket
$57.78 (4 Bids)
End Date: Sunday Apr-26-2015 7:00:57 PDT
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Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 118mm English BSA Sealed
Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 118mm English BSA Sealed
$21.99
End Date: Sunday Apr-26-2015 16:20:18 PDT
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Shimano BB UN26 68x110mm Square Taper Bottom Bracket
Shimano BB UN26 68x110mm Square Taper Bottom Bracket
$13.45
End Date: Saturday May-23-2015 19:22:29 PDT
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SKF Bottom Bracket 113mm JIS Square Taper for Rivendell Surly other
SKF Bottom Bracket 113mm JIS Square Taper for Rivendell Surly other
$26.00 (2 Bids)
End Date: Sunday Apr-26-2015 10:16:58 PDT
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EighthInch 68x107mm JIS Square Taper Fixed Gear Single Speed Bottom Bracket
EighthInch 68x107mm JIS Square Taper Fixed Gear Single Speed Bottom Bracket
$9.50
End Date: Monday May-25-2015 7:49:13 PDT
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SHIMANO BOTTOM BRACKET SQUARE TAPER 68 x 110 BB UN25 26
SHIMANO BOTTOM BRACKET SQUARE TAPER 68 x 110 BB UN25 26
$13.43
End Date: Wednesday Apr-29-2015 12:00:43 PDT
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SRAM Truvativ Team GXP English Bottom Bracket Cupset 68 73mm BB Cups Road MTB
SRAM Truvativ Team GXP English Bottom Bracket Cupset 68 73mm BB Cups Road MTB
$29.40
End Date: Tuesday May-12-2015 23:44:36 PDT
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SRAM BB86 Press Fit GXP Bottom Bracket
SRAM BB86 Press Fit GXP Bottom Bracket
$15.00
End Date: Sunday Apr-26-2015 11:20:05 PDT
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Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 122mm English BSA Sealed
Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 122mm English BSA Sealed
$21.99
End Date: Tuesday May-19-2015 11:31:34 PDT
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NEW Tange 68x103mm Square Taper BB Bottom Bracket Track Fixie Road
NEW Tange 68x103mm Square Taper BB Bottom Bracket Track Fixie Road
$11.69
End Date: Sunday Apr-26-2015 9:14:15 PDT
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Shimano SM BB90A External Bottom Bracket for Mountain cranks
Shimano SM BB90A External Bottom Bracket for Mountain cranks
$15.00
End Date: Sunday Apr-26-2015 11:20:06 PDT
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Shimano UN26 73 X 110mm Square Taper Mountain Bottom Bracket
Shimano UN26 73 X 110mm Square Taper Mountain Bottom Bracket
$11.99
End Date: Friday May-22-2015 14:00:46 PDT
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Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 107mm English BSA Sealed
Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 107mm English BSA Sealed
$21.99
End Date: Tuesday May-19-2015 15:14:17 PDT
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NEW Shimano XT SM BB70 Threaded External Bottom Bracket fits 68
NEW Shimano XT SM BB70 Threaded External Bottom Bracket fits 68
$23.79
End Date: Sunday May-17-2015 10:24:31 PDT
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FSA BB30 to 24mm MegaExo 68mm Bottom Bracket Crankset Adapter BB CFMM3 68 NEW
FSA BB30 to 24mm MegaExo 68mm Bottom Bracket Crankset Adapter BB CFMM3 68 NEW
$19.97
End Date: Sunday Apr-26-2015 11:34:34 PDT
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JL BB 68mm 73mm Ceramic Bottom Bracket fit SRAM GXP Campagnolo Shimano FSA
JL BB 68mm 73mm Ceramic Bottom Bracket fit SRAM GXP Campagnolo Shimano FSA
$25.00
End Date: Tuesday May-12-2015 9:06:36 PDT
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Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 110mm English BSA Sealed
Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 110mm English BSA Sealed
$21.99
End Date: Sunday May-3-2015 21:27:13 PDT
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Shimano Dura Ace bottom bracket SM BB 9000 English threads Hollowtech II black
Shimano Dura Ace bottom bracket SM BB 9000 English threads Hollowtech II black
$27.00 (11 Bids)
End Date: Sunday Apr-26-2015 12:00:16 PDT
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VP 73 x 118mm Square Taper Sealed Bearings Bottom Bracket
VP 73 x 118mm Square Taper Sealed Bearings Bottom Bracket
$9.50
End Date: Saturday May-16-2015 10:34:04 PDT
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BICYCLE BOTTOM BRACKET 68 X 122MM ENG SEALED SQUARE TAPER JIS NEW
BICYCLE BOTTOM BRACKET 68 X 122MM ENG SEALED SQUARE TAPER JIS NEW
$9.99
End Date: Tuesday May-5-2015 12:15:25 PDT
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Shimano UN55 73 X 110mm Square Taper Mountain Bottom Bracket
Shimano UN55 73 X 110mm Square Taper Mountain Bottom Bracket
$17.99
End Date: Friday May-22-2015 15:30:53 PDT
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Vintage Campagnolo Record 112mm thin cup BSA bottom bracket  Nuovo Super
Vintage Campagnolo Record 112mm thin cup BSA bottom bracket Nuovo Super
$31.85 (3 Bids)
End Date: Sunday Apr-26-2015 13:53:59 PDT
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SHIMANO UN55 68 X 1275MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
SHIMANO UN55 68 X 1275MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
$22.00
End Date: Sunday May-17-2015 15:24:30 PDT
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