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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 UN55 68 X 1225MM SEALED BEARING JIS SQUARE TAP BICYCLE BOTTOM BRACKET
SHIMANO UN55 68 X 1225MM SEALED BEARING JIS SQUARE TAP BICYCLE BOTTOM BRACKET
$22.00
End Date: Sunday Sep-27-2015 9:24:56 PDT
Buy It Now for only: $22.00
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SHIMANO UN55 68 X 113 MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
SHIMANO UN55 68 X 113 MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
$22.00
End Date: Sunday Sep-13-2015 13:25:23 PDT
Buy It Now for only: $22.00
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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: Sunday Sep-6-2015 18:51:52 PDT
Buy It Now for only: $13.43
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SHIMANO Road Bike 105 SM BB5700 Bottom Bracket 68mm English HollowTech II NEW
SHIMANO Road Bike 105 SM BB5700 Bottom Bracket 68mm English HollowTech II NEW
$19.97
End Date: Wednesday Sep-2-2015 16:35:31 PDT
Buy It Now for only: $19.97
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NEW Shimano XT Bottom Bracket SM BB70 MTB 73mm External Threaded NEW
NEW Shimano XT Bottom Bracket SM BB70 MTB 73mm External Threaded NEW
$19.00
End Date: Tuesday Sep-8-2015 22:23:54 PDT
Buy It Now for only: $19.00
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Shimano Bottom Bracket BB ES70 68x113mm
Shimano Bottom Bracket BB ES70 68x113mm
$7.99
End Date: Wednesday Sep-2-2015 10:57:24 PDT
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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: Monday Sep-21-2015 10:46:04 PDT
Buy It Now for only: $17.34
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Shimano Bottom Bracket Square Taper 68 x 1225 BB UN55 68x1225
Shimano Bottom Bracket Square Taper 68 x 1225 BB UN55 68x1225
$24.87
End Date: Friday Sep-25-2015 11:30:31 PDT
Buy It Now for only: $24.87
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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
$28.45
End Date: Friday Sep-18-2015 7:55:11 PDT
Buy It Now for only: $28.45
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Shimano UN55 68 x 113mm Square Taper English Bottom Bracket
Shimano UN55 68 x 113mm Square Taper English Bottom Bracket
$19.37
End Date: Thursday Sep-3-2015 10:11:54 PDT
Buy It Now for only: $19.37
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Shimano SM BB51 Road Bike Bottom Bracket 68mm English HollowTech II
Shimano SM BB51 Road Bike Bottom Bracket 68mm English HollowTech II
$9.99 (1 Bid)
End Date: Wednesday Sep-2-2015 18:07:53 PDT
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Race Face SRX ISIS Bottom Bracket 68 73 x 108mm English Thread
Race Face SRX ISIS Bottom Bracket 68 73 x 108mm English Thread
$12.99 (1 Bid)
End Date: Wednesday Sep-2-2015 11:49:36 PDT
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Shimano BB UN26 68 x 113mm Square Taper JIS English Bottom Bracket
Shimano BB UN26 68 x 113mm Square Taper JIS English Bottom Bracket
$19.99
End Date: Saturday Sep-5-2015 17:01:12 PDT
Buy It Now for only: $19.99
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Shimano BB UN26 68x110mm Square Taper Bottom Bracket
Shimano BB UN26 68x110mm Square Taper Bottom Bracket
$13.45
End Date: Sunday Sep-20-2015 19:22:29 PDT
Buy It Now for only: $13.45
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FSA BB 7000 MEGAEXO CARTRIDGE SEALED ENGLISH BICYCLE BOTTOM BRACKET
FSA BB 7000 MEGAEXO CARTRIDGE SEALED ENGLISH BICYCLE BOTTOM BRACKET
$39.30
End Date: Saturday Sep-19-2015 17:33:23 PDT
Buy It Now for only: $39.30
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NEW Shimano 105 BB 5500 Cartridge Bottom Bracket Octalink English 68 x 1095mm
NEW Shimano 105 BB 5500 Cartridge Bottom Bracket Octalink English 68 x 1095mm
$43.95
End Date: Sunday Sep-13-2015 12:27:12 PDT
Buy It Now for only: $43.95
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2015 Campagnolo Super Record 11 Ultra Torque BB Cups English Bottom Bracket New
2015 Campagnolo Super Record 11 Ultra Torque BB Cups English Bottom Bracket New
$24.95
End Date: Sunday Sep-13-2015 9:17:10 PDT
Buy It Now for only: $24.95
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SHIMANO UN55 68 X 110 MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
SHIMANO UN55 68 X 110 MM SEALED BEARING JIS SQUARE TAPER BICYCLE BOTTOM BRACKET
$22.00
End Date: Friday Sep-4-2015 15:25:19 PDT
Buy It Now for only: $22.00
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Shimano Dura Ace Bottom Bracket SM BB9000 English 68mm 137x24
Shimano Dura Ace Bottom Bracket SM BB9000 English 68mm 137x24
$33.50
End Date: Sunday Sep-13-2015 9:35:06 PDT
Buy It Now for only: $33.50
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SHIMANO UN55 68 X 118 MM JIS SQUARE TAPER SEALED BEARING BICYCLE BOTTOM BRACKET
SHIMANO UN55 68 X 118 MM JIS SQUARE TAPER SEALED BEARING BICYCLE BOTTOM BRACKET
$22.00
End Date: Sunday Sep-27-2015 9:23:55 PDT
Buy It Now for only: $22.00
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Shimano BB UN51 Bottom Bracket 68x107mm English Threaded Road Bike Square Taper
Shimano BB UN51 Bottom Bracket 68x107mm English Threaded Road Bike Square Taper
$9.99
End Date: Thursday Sep-3-2015 19:47:14 PDT
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NEW Shimano 105 BB 5500 Cartridge Bottom Bracket Octalink English 68 x 1185mm
NEW Shimano 105 BB 5500 Cartridge Bottom Bracket Octalink English 68 x 1185mm
$43.95
End Date: Sunday Sep-13-2015 12:30:07 PDT
Buy It Now for only: $43.95
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FSA Square Taper JIS 68 x 1105mm Bottom Bracket
FSA Square Taper JIS 68 x 1105mm Bottom Bracket
$19.99
End Date: Thursday Sep-3-2015 7:40:24 PDT
Buy It Now for only: $19.99
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SHIMANO BOTTOM BRACKET SQUARE TAPER BB UN26 68 x D NL BB BC137x24
SHIMANO BOTTOM BRACKET SQUARE TAPER BB UN26 68 x D NL BB BC137x24
$6.00
End Date: Wednesday Sep-2-2015 22:14:47 PDT
Buy It Now for only: $14.00
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