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Shimano Square Taper JIS Bicycle Bottom Brackets

About Shimano - "Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."

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Showing 16 products:

Shimano BB-UN300 Bottom Bracket - English, 73 x 113mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 73 x 113mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 220473
Shimano BB-UN300 Bottom Bracket - English, 68 x 118mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 118mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

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your price $16.99

BuyBuyPART NUM 691344
Shimano BB-UN300 Bottom Bracket - English, 73 x 122.5mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 73 x 122.5mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 840927
Shimano BB-UN300 Bottom Bracket - English, 68 x 113mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 113mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 826928
Shimano BB-UN300 Bottom Bracket - English, 68 x 110mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 110mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 394496
Shimano BB-UN300 Bottom Bracket - English, 68 x 107mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 107mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 328389
Shimano BB-UN300 Bottom Bracket - English, 68 x 115mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 115mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 819909
Shimano BB-UN300 Bottom Bracket - English, 68 x 117.5mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 68 x 117.5mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 887705
Shimano BB-UN300 Bottom Bracket - English, 73 x 118mm Spindle, Square Taper JIS
Shimano BB-UN300 Bottom Bracket - English, 73 x 118mm Spindle, Square Taper JISShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 331950
Shimano BB-UN300-K Bottom Bracket - English 68 x 122.5mm Spindle Square
Shimano BB-UN300-K Bottom Bracket - English 68 x 122.5mm Spindle Square Shimano

Shimano BB-UN300 Square Spindle Bottom Brackets For chain case Fits JIS square-taper cranksets Crankarm fixing bolts sold separately … read more

your price $18.00

BuyBuyPART NUM 113794
Shimano BB-UN300-E Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, For E-Type Front Derailleur
Shimano BB-UN300-E Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, For E-Type Front DerailleurShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $14.99

BuyBuyPART NUM 413783
Shimano BB-UN300-K Bottom Bracket - English, 68 x 127.5mm Spindle, Square Taper JIS, For Chain Case
Shimano BB-UN300-K Bottom Bracket - English, 68 x 127.5mm Spindle, Square Taper JIS, For Chain CaseShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $15.99

BuyBuyPART NUM 696218
Shimano BB-UN300-K Bottom Bracket - English, 68 x 117.5mm Spindle, Square Taper JIS, For Chain Case
Shimano BB-UN300-K Bottom Bracket - English, 68 x 117.5mm Spindle, Square Taper JIS, For Chain CaseShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $16.99

BuyBuyPART NUM 586905
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 47.5mm Chainline
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 47.5mm ChainlineShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

your price $18.99

BuyBuyPART NUM 179042
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 50mm Chainline
Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 50mm ChainlineShimano

Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more

Currently Sold Out

your price $16.99

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Shimano UN26 73 x 122.5mm Bottom Bracket
Shimano UN26 73 x 122.5mm Bottom BracketShimano

Shimano UN-26 Bottom Brackets have hollow, square taper JIS spindles. Hollow spindle Does not include crank fixing bolts … read more

Currently Sold Out

your price $13.99

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Shimano

"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."

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These models are available for online purchasing and can be shipped directly to you.

Length

The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.

Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.

In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.

Buy this product and your entire order ships for free.

Some orders are inelligible for delivery discounts. See offer details for disqualifying products and destinations.