We're engaged; let's get a tandem

Parts list, if anyone cares. Excluding postage, everything here came in under £300!

Frame AMR Pilot = 60cm st; 58cm tt Stoker = 58cm st 60cm tt
Forks Gazelle (non-original)
Front wheel: Weinmann alloy rim on Suntour Cyclone hub, 40-spoke
Rear wheel: Weinmann alloy rim on Suntour Cyclone hub, 40-spoke
Skewers: Suntour
Tyres: Hutchinson Kevlar HP28 28mm
Seatpost (pilot): Kalloy 26.2mm
Saddle (stoker): San Marco Rolls
Seatpost (stoker): Stronglight 26.2mm
Saddle (stoker): Unbranded
Brake levers: Dia Compe
Gear shifters Shimano Deore stem shifter - six speed
Front and rear brakes: Shimano cantilever, BR AT50
Rear drag-brake : Weinmann centrepull (with back plate removed)
Rear brake mounting kit: Dia Compe
Front derailler: Shimano Deore triple
Rear derailler: Shimano Deore, six-speed
Screw-on freewheel: Shimano MF-TZ20 Hyperglide 6 Speed Freewheel - 14-28T
Cranks + chainrings: Stronglight 100LX 170mm cranks. Stronglight triple chainring (52t-42t-32t), 86mm BCD
Timing cranks: Stronglight 100LX 170mm cranks. Stronglight 32t chainring
Bottom bracket (pilot): Stronglight competition, 1''37x24F
Eccentric BB: ???
Bottom bracket (stoker): Stronglight, 1''37x24F
Pedals (captain): Shimano PD-T100
Pedals (stoker): Shimano PD-T100
Drive chain: Shimano CN-HG40 6/7/8-speed
Timing chain: Sachs
Bars (pilot): Humpert Englischer Handlebars - 25.4 mm Clamp
Stem (pilot): SR Royal, 115mm ctc
Bars (stoker): Humpert Englischer Handlebars - 25.4 mm Clamp
Stem (stoker): Pivo
Headset: Tange Seiki Levin
Grips: Thorn anatomical cork
Bottle cages: Blackburn BC1 competition
Mudguards: Dia-Compe ENE Mudguard Set - 700c - 40mm
Extra long straddle wire: Weinmann (150mm rather than 100mm)