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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 BB UN55 Bottom Bracket JIS Square Taper 68 x 113mm English BSA Sealed
Shimano BB UN55 Bottom Bracket JIS Square Taper 68 x 113mm English BSA Sealed
$23.59
End Date: Friday Dec-5-2014 10:59:29 PST
Buy It Now for only: $23.59
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Shimano Dura Ace 7400 LE Bottom Bracket 36 x 24T 70 W Made in Japan
Shimano Dura Ace 7400 LE Bottom Bracket 36 x 24T 70 W Made in Japan
$7.50 (3 Bids)
End Date: Friday Nov-21-2014 18:36:39 PST
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Shimano BB UN55 Road Bike Bottom Bracket 68x115mm English Threaded
Shimano BB UN55 Road Bike Bottom Bracket 68x115mm English Threaded
$4.99
End Date: Friday Nov-21-2014 17:55:15 PST
Buy It Now for only: $4.99
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SRAM Truvativ Team GXP Bottom Bracket English 68 73mm Road MTB ATB FIXIE New
SRAM Truvativ Team GXP Bottom Bracket English 68 73mm Road MTB ATB FIXIE New
$29.55
End Date: Wednesday Dec-17-2014 20:07:20 PST
Buy It Now for only: $29.55
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SRAM GXP tungsten finish bottom bracket
SRAM GXP tungsten finish bottom bracket
$13.50 (7 Bids)
End Date: Friday Nov-21-2014 19:06:30 PST
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Bi King FIRST Road MTB Bottom Bracket BB For SRAM GXP BB11D
Bi King FIRST Road MTB Bottom Bracket BB For SRAM GXP BB11D
$20.00
End Date: Sunday Nov-30-2014 0:50:40 PST
Buy It Now for only: $20.00
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SHIMANO UN26 68MM 113MM SEALED BEARING BICYCLE BOTTOM BRACKET
SHIMANO UN26 68MM 113MM SEALED BEARING BICYCLE BOTTOM BRACKET
$13.95
End Date: Saturday Nov-22-2014 16:33:18 PST
Buy It Now for only: $13.95
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SHIMANO DURA ACE BB 9000 ENGLISH 68MM BLACK BICYCLE BOTTOM BRACKET
SHIMANO DURA ACE BB 9000 ENGLISH 68MM BLACK BICYCLE BOTTOM BRACKET
$34.99
End Date: Friday Dec-5-2014 17:36:11 PST
Buy It Now for only: $34.99
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Shimano SM BB7900 Dura Ace Bottom Bracket English NIB
Shimano SM BB7900 Dura Ace Bottom Bracket English NIB
$0.99 (1 Bid)
End Date: Saturday Nov-22-2014 11:33:16 PST
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EighthInch 68x110mm JIS Square Taper Fixed Gear Single Speed Bottom Bracket
EighthInch 68x110mm JIS Square Taper Fixed Gear Single Speed Bottom Bracket
$9.50
End Date: Friday Nov-28-2014 22:12:41 PST
Buy It Now for only: $9.50
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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
$19.00
End Date: Sunday Dec-21-2014 5:21:09 PST
Buy It Now for only: $19.00
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Power Pro Square Taper Bottom Bracket 68mm Cup Width 120mm Spindle BB 7420
Power Pro Square Taper Bottom Bracket 68mm Cup Width 120mm Spindle BB 7420
$1.25 (2 Bids)
End Date: Saturday Nov-22-2014 11:59:44 PST
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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
$23.59
End Date: Thursday Nov-27-2014 15:20:18 PST
Buy It Now for only: $23.59
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Shimano BB UN55 68x110mm Square Taper Bottom Bracket
Shimano BB UN55 68x110mm Square Taper Bottom Bracket
$22.95
End Date: Monday Nov-24-2014 16:32:29 PST
Buy It Now for only: $22.95
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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: Wednesday Nov-26-2014 6:49:13 PST
Buy It Now for only: $9.50
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Raceface Turbine RS Bottom Bracket 68 73x120mm English NOS NIB
Raceface Turbine RS Bottom Bracket 68 73x120mm English NOS NIB
$15.00
End Date: Saturday Nov-22-2014 12:10:37 PST
Buy It Now for only: $75.00
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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: Wednesday Dec-17-2014 9:34:04 PST
Buy It Now for only: $9.50
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Race Face X Type bottom bracket 68mm 73mm shell Cross Country All Mountain XC AM
Race Face X Type bottom bracket 68mm 73mm shell Cross Country All Mountain XC AM
$18.90
End Date: Friday Nov-28-2014 11:52:45 PST
Buy It Now for only: $18.90
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Vintage Shimano Bottom Bracket 137X24T 68 mm 116 mm
Vintage Shimano Bottom Bracket 137X24T 68 mm 116 mm
$10.00 (1 Bid)
End Date: Saturday Nov-22-2014 12:31:17 PST
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Shimano BB UN72 XTR Bottom Bracket Square Taper Mountain Bike Cycling
Shimano BB UN72 XTR Bottom Bracket Square Taper Mountain Bike Cycling
$20.00
End Date: Thursday Dec-18-2014 1:30:52 PST
Buy It Now for only: $20.00
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Rotor BB30 Bottom Bracket Kit Steel Bearings
Rotor BB30 Bottom Bracket Kit Steel Bearings
$18.35
End Date: Wednesday Dec-10-2014 15:26:42 PST
Buy It Now for only: $18.35
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SHIMANO DEORE SM BB51 EXTERNAL BEARING SILVER BICYCLE BOTTOM BRACKET
SHIMANO DEORE SM BB51 EXTERNAL BEARING SILVER BICYCLE BOTTOM BRACKET
$17.34
End Date: Tuesday Nov-25-2014 9:46:04 PST
Buy It Now for only: $17.34
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SHIMANO BB UN 26 E SEALED BOTTOM BRACKET 68 MM X 117 MM SQUARE TAPER BRAND NEW
SHIMANO BB UN 26 E SEALED BOTTOM BRACKET 68 MM X 117 MM SQUARE TAPER BRAND NEW
$9.97 (2 Bids)
End Date: Saturday Nov-22-2014 13:12:25 PST
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Shimano Sealed Cartridge Bottom Bracket New Old Stock
Shimano Sealed Cartridge Bottom Bracket New Old Stock
$10.00
End Date: Monday Dec-1-2014 11:55:40 PST
Buy It Now for only: $10.00
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