CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 68mm For 24mm/Shimano Spindle Gravel BLK MFPN=DWE390007 Chainline/Hub Compatibility 135/142 MTB Hubs

Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 141/148 Boost Hubs Color Black Defined Color Black Direct Mount Type Direct Mount SRAM Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 30

Composite construction Color Black Bottle Type Standard Access Style Top Mount Type Bolt-On Material Carbon Defined Color Black

Lumens Rear 100Lumens Front 200Recharge Type USBBattery Rechargeable

rebound adjustment

Performs in a wide temperature range (-20° – 70°C)

CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 68mm For 24mm/Shimano Spindle Gravel BLK MFPN=DWE390007 Chainline/Hub Compatibility 135/142 MTB HubsA 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