Bottom Brackets up! The Shimano SM-BB91 Road Press Fit Bottom Bracket is a top of the range complete press-fit bottom bracket assembly kit for Shimano Hollow Tech II & two piece road cranks. It comes with an inner cover for 86.5mm BB shells. Key

Features: The cups are made from a fibre reinforced polymer material which reduces the risk of frame noise or sustaining any damage to your frame while running. This set

Includes:: left & right hand cups & inner cover. Sealed cups keep out dirt & water maintaining a long lasting smooth running maintenance free BB which is ideal for those not wishing to get their hands dirty through maintenance. For use with a BB shell width of 86.5mm on road bikes. Designed for a 41 mm cup diameter. A press-fit installation system allows for hassle free easy installation. You may wish to contact the bicycle brand (frame brand) manufacturer if you have a question in regards to BB specifications & assembly conditions.



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Bradley Wiggins rocketed to victory in the 2012 Tour de France powered by revolutionary 11-speed Dura-Ace. Now you too can own this cutting edge technology. Now available in Press Fit compatibility, the Dura-Ace bottom bracket features outside positioned bearings for better weight distribution & more stability. Key

Features: Complete press-fit bottom bracket assembly for Shimano Hollow Tech II road cranks. Cups are made from fibre reinforced polymer material which reduces the risk of frame noise & damage. Set

Includes:: left & right hand cups, inner cover, & inner O-rings. Sealed cups keep out dirt & water. Maintenance free. Compatible with 86.5 mm shells. 41 mm cup diameter. Easy press-fit installation.



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High grade barrel adjuster to allow adjustment of gear indexing. Key

Features: Inline alloy barrel adjuster

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High grade barrel adjuster to allow adjustment of gear indexing. Key

Features: Inline alloy barrel adjuster

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High grade barrel adjuster to allow adjustment of brake tension. Key

Features: Inline alloy barrel adjuster

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Features: Dynamic Chain Engagement (DCE) is used to hold the chain & help prevent chain jump out. This is achieved by
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Features: Dynamic Chain Engagement (DCE) is used to hold the chain & help prevent chain jump out. This is achieved by
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Features: Dynamic Chain Engagement (DCE) is used to hold the chain & help prevent chain jump out. This is achieved by
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Features: Dynamic Chain Engagement (DCE) is used to hold the chain & help prevent chain jump out. This is achieved by
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Features: Dynamic Chain Engagement (DCE) is used to hold the chain & help prevent chain jump out. This is achieved by
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