scratches on seatpost due to adjustment

General
Frame material: Aluminium SmartForm C3 Alloy
Number of gears: 18 speeds
Frame warranty: Lifetime

Wheels & Tires
Rims: Cannondale double wall w/eyelet, 32h
Rear hub: Formula DC-1422 QR
Front hub: Formula CRX-512, 12x100
Wheel size: 28 inch
Maximum tire width: 35 mm
Tires: Schwalbe Spicer, 700 x 35c, K-Guard
Rim material: Aluminium

Drivetrain
Crankset type: Compact 48/32T
Cassette: Sunrace 11-34, 9-speed
Chain: KMC Z9, 9-speed
Crankset: Prowheel

Shifting and braking components
Brake system: Hydraulic disc brake
Shifters: Shimano Altus 9-speed
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