CeramicSpeed BB ALPHA Bottom Bracket - T47 73mm For 24mm/Shimano Spindle MTB BLK MFPN=GLOV5630MEDI 105 Left Crank Arm Color

105 Left Crank Arm Color Black Spindle Interface Type Hollowtech II Length 170

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8 Drop Bend Style Compact Cable Routing Internal Material Aluminum Width Measurement Center Width 46 Defined Color Black keyword search Di2 keyword search A9

Chain Connection Type Reusable Master Link Color Gray Defined Color Gray Drivetrain Speeds 8 Half Link Chain No Links (links) 116 Width 7

CeramicSpeed BB ALPHA Bottom Bracket - T47 73mm For 24mm/Shimano Spindle MTB BLK MFPN=GLOV5630MEDI 105 Left Crank Arm ColorA 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 7075 aluminum cups ensure quick installation and a 10% weight reduction over previous generations. All