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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Compatibility: These parts are only compatible with Dura-Ace 7970 10-speed Di2 systems
Crank arm length: 172
415mm center of bottom bracket to top of top tube
• BOA® Closure System
Weight: 245 grams
New! CeramicSpeed BB Alpha EVO386 DUB 29mm Spindle Bike Bottom Bracket 5DEV Dealer Compatibility: These parts are onlyBrand Model: CeramicSpeed BB Alpha A bottom bracket built to outlast your frame. BB ALPHA features hardened stainless steel races hand built with grade 3 Silicon Nitride ceramic balls, custom engineered seals and precision dust covers, delivering up to 500% better moisture protection, while still providing ultra low friction performance. The simplified spacer tube design and lighter cups ensure quick installation and a 10% weight reduction over
US$ 160.64
US$ 307.75
US$ 121099.50
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