CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 73mm For 24mm/Shimano Spindle MTB BLK MFG Part Number-510000-001 IS disc mount for 120mm-160mm

IS disc mount for 120mm-160mm rotors & removable u-brake mounts

Directional spoke hole drilling Brake Compatibility Rim Brake Rim Width (External) 32 Brake Track Non-Machined Manufacturer Spec ERD (mm) 390 Material 6061 Aluminum Valve Standard Schrader Color Hard Black Weight 500 Wheel Size 20" Defined Color Black ISO Diameter 406 / 20" BMX Hub Drilling 36 Rim Depth (mm) 17 Rim Material Alloy Tire Type Clincher Rim Center Offset (mm) 0 Size 20"

Fatty’s have 8 plush pillows to optimize shock absorption and grip

A traditional bell with a contoured adjustable dinger arm for easy operation with the flick of the thumb

ActiCage: Structural reinforcement integrated in the EPS to optimise stability

CeramicSpeed BB ALPHA Bottom Bracket - English/BSA 73mm For 24mm/Shimano Spindle MTB BLK MFG Part Number-510000-001 IS disc mount for 120mm-160mmA 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