This is my 60cm Dutch Van Herwerden road bike, which was likely built by Jan van Dalen who is the builder of Duell bikes.
Frame:
Van Herwerden (Holland)
Fork/Headset:
Columbus Chromor
Crankset/Bottom Bracket:
Dura Ace 7402 crankset //
Dura Ace 7400 BB
Pedals:
Shimano M-520 SPD
Drivetrain/Cog/Chainring/Chain:
Dura Ace Uniglide 8 speed cassette (1989 only) //
Dura Ace 8 speed chain
Derailleurs/Shifters:
Dura Ace 7402
Saddle/Seatpost:
San Marco Rolls saddle, // Dura Ace 74xx Aero
Brakes:
Dura Ace BR-7403 Dual Pivot
Front Wheel/Hub/Tire:
Mavic OP4CD, Dura Ace 7400
Rear Wheel/Hub/Tire:
Mavic OP4CD //
Dura Ace HB-7402 //
8 speed Uniglide cassette //
Added by neoretrovelo. Last updated about 9 years ago.