CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 68mm For 24mm/Shimano Spindle Road BLK MFPN=ZH0784 Model Dominion A4 Kit Front

Model Dominion A4 Kit Front or Rear Caliper Post Mount 74mm Rotor Separate Fluid DOT Color Black/Bronze Weight 320g Position Rear Lever Type Standard

Kid-friendly features

Ring Position/Type Chain Retaining Single Ring Tooth Count 34 Round or Oval Round Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Offset 3 Chainline/Hub Compatibility 135/142 MTB Hubs Chainline/Hub Compatibility 170/177 Hubs Chainline/Hub Compatibility 150/157 DH Hubs Chainline/Hub Compatibility 157 Super Boost Hubs Chainline/Hub Compatibility 141/148 Boost Hubs Material Aluminum Defined Color Black Direct Mount Type Direct Mount SRAM

Includes 2 stainless steel keys

CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 68mm For 24mm/Shimano Spindle Road BLK MFPN=ZH0784 Model Dominion A4 Kit FrontA 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