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Bottom Brackets
$9.99
- One-piece bottom bracket cup set
- Bearings included
- Fits smaller american juvenile/youth sized BB
- Shell: 65mm
- Cup Material: Steel
- Weight: 173 grams
$23.49 - $24.99
Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.
- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included
$36.99 - $54.99
- Left and right bottom bracket cups with standard bearings for FSA MegaExo cranks
- BB-9050 is for 24mm spindle 68/73mm MTB K-Force and Team Issue cranks
- BB-8681 for K-Force Light (a non-ceramic option) and SLK Light Road MegaExo cranks (BB-8681 bearing covers have been redesigned so that the spindle now rides directly on the bearing itself)
- BB-7000 is for 24mm spindle 68/73mm shell MTB Gravity Lite, Moto X and Afterburner cranks
- BB-7000 is for 24mm spindle 83mm shell MTB Gravity Lite cranks
- BB-6200 is for 24mm spindle 68mm shell Energy, Gossamer and Omega No Bolt Design cranks
- BB-6000 is for 24mm spindle 68mm shell Energy, Gossamer and Omega cranks
- BB-4000 is for 19mm spindle 69mm shell Omega cranks
- BB-1000 is for 19mm spindle 68/73mm MTB Gamma cranks
- 1.37" x 24tpi (English threads) or M36 x 24tpi (Italian threads)
$7.99
- Fits 3-piece crank set
- Includes right and left cup, lockring and bearings
- English type
- Shell: 68/73mm
- Cup Material: Steel
- Weight: 123 grams
$9.99
Dimension American bottom bracket for one-piece cranks.
- Include cups, bearings and cones
- 24 tpi
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