Shimano bb-es300-ak octalink bottom bracket
Product Description Shimano BB-ES300-AK bottom bracket - Octalink, chain case compatible The Shimano BB-ES300-AK is an Octalink bottom bracket that is compatible with chain cases. Its 8-tooth contact surface increases the load capacity compared to a square model. A 1.8 mm spacer is included with the bottom bracket. Specifications:Application:All Mountain, Touring, CityType:BSAShell Width:68 mmAxle Length:121 mmAxle Type:Octalink (MTB)E-Type Compatibility:noChaincase Compatibility:yesTechnical Information:Bearings:steelAxle Material:steelBottom Bracket Cup Material:composite (left), steel (right)Compatibility:Octalink crank arms with eight-speed splines for longer grooves (Octalink MTB)compatible with chaincaseonly for FC-M521: with enclosed spacer also compatible without chain case Recommended for: FC-T521Features:hollow constructionTechnology:Octalink In Shimano's Octalink system, the bottom bracket and crank are connected by an 8-tooth contact surface. This provides greater rigidity …
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