Trek Tandem

Frame:
Trek alu

Fork/Headset:
Trek steel

Crankset/Bottom Bracket:
Bontrager

Pedals:
X

Drivetrain/Cog/Chainring/Chain:
Ultegra

Derailleurs/Shifters:
Ultegra

Handlebars/Stem:
Bontrager

Saddle/Seatpost:
Spezialised

Brakes:
Ultegra

Front Wheel/Hub/Tire:
Bontrager