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External Bottom Bracket

Specifications:	black/ti/sivler/gold/blue/pink/red/green
Price:	N/A
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Quantity:
Deliver:	In days
Area:	Taiwan Taichung City
Expiry:	Long-term
Edit time:	2017-01-19 09:37
Hits:	941

Company

Mortop International Co., Ltd. 綵琪有限公司
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Contacts Lin,Tsai-Chi(Ms.)
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AreaTaiwan-Taichung City
AddressNo. 25-8, Tongle Ln., Beitun Dist., Taichung City 406042, Taiwan (R.O.C.)

Detail

Traditional bottom brackets are mostly designed as the way of locking both end outside but it will result in damage of apprearance easily due to lock improperly. Under the consideration of rigidityof aluminum alloy, Mortop`s Bottom Brackets change the locking method to inernal for ISIS SYSTEM TOOL in both ends.
it is not only lighter and thinner but also to solve the problem of easily wearing appearance.

*Size: 68mm or 73mm
*Color:Black,Silver,Red,Gold,Blue,Gray,Pink.Green.ti

* Material:CNC Durable Forged Alumium cups.

* Cups:sealed bearings(BC-1.37"thread)/1*Alloy steel with 2*O-rings/3*2.5mm spacer.

*weight:seal bearing---75grams(without 3 pc spacer)

*weight:ceramic bearing---72grams(without 3 pc spacer)

For Shimano System,

Model Code:BB1CR FOR ROAD with Ceramic bearing.

Model Code:BB1CM FOR MTB with Ceramic bearing.

Model Code:BB1SR FOR ROAD with steel seal bearing.

Model Code:BB1SM FOR MTB with steel seal bearing.

For SRAM System,

Model Code:BB2CR For Road with ceramic bearing.

Model Code:BB2CM For MTB with ceramic bearing.