Full Speed Ahead Pro Track Chainring 49t x 144mm 1/2x1/8" Black Model=Hammerhead Karoo GPS Bike Computer CNC Machined from high grade

CNC Machined from high grade 6061-T6 series aluminum for high strength while providing weight savings

The Magura HS22 hydraulic rim brake and lever is designed for the needs of city and trekking riders

backpack pocket

Self-draining open lower frame design allows dirt to fall from lens

making them perfect for riding indoors while minimizing disturbance to others

Full Speed Ahead Pro Track Chainring 49t x 144mm 1/2x1/8" Black Model=Hammerhead Karoo GPS Bike Computer CNC Machined from high gradeFull Speed Ahead Pro Track Chainring 49t x 144mm 1 2x1 8" Black. FSA Pro Track Chainrings are CNC Machined AL7075 T6 with laser etched logos. Requires 1 2"x1 8" chain TECH SPECS Color Black Ring Position Type Single Tooth Count 49 Drivetrain Speeds Single Speed 1 2" x 1 8" Chainring BCD 144 Material Aluminum Defined Color Black