5DEV Titanium Ceramic Bottom Brackets Style:BSA Aero Toray carbon fiber legs

Aero Toray carbon fiber legs with alloy dropouts

race-focused profile

Intended for riders under 70 pounds

Chainline: 45mm (on 68mm BSA/BB86 bottom bracket with 3mm offset spider/chainwheel)

threaded brake pads with curved profile for maximum rim contact

5DEV Titanium Ceramic Bottom Brackets Style:BSA Aero Toray carbon fiber legs5DEV Bottom Brackets Jewelry for Your Bike The 5DEV Bottom Bracket is precision made bike jewelry built to perform, built to last, and built to look damn good doing it. CNC machined titanium bearing cups, a CNC machined 6061 aluminum internal sleeve, and XD 15 ceramic hybrid ABEC 5 bearings, every detail is engineered for smooth, durable performance. Designed and machined in San Diego, our bottom brackets are more than a high end component they're a