Giant Defy Advanced Pro 0 vs Sun Biscayne Tandem 7

Drivetrain	--	K.M.C. 1/2" x 1/8", Black (152 Links)
Frame	Advanced-grade composite, disc	High Tensile Steel, TIG-Welded
Stem	Giant Contact SL Aero Light XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar	Giant Contact SLR D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm	Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black Stoker Handlebar: Steel, 27" Wide x 10.8" Rise x 25.4mm Clamp, Black
Fork	Advanced SL-grade composite, full-composite OverDrive Aero steerer, disc	1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seatpost	Giant D-Fuse SLR, composite, -5/+15mm offset	Alloy w/o Clamp, 25.6 x 350mm, Black
Grip	Stratus Lite 3.0	Foam, Black
Crankset	Shimano Ultegra, 34/50 with Giant Power Pro power meter XS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm	--
Pedals	--	Slip Resistant Top, 9/16", Black
Chain	Shimano Ultegra	K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters	Shimano Ultegra Di2 ST-R8170	Shimano 7-Speed Revo Twist Shifter
Saddle	Giant Fleet SL	Comfort Cruiser, Elastomer Suspension, Black
Headset	--	Steel, 25.4 x 34 x 30mm, Black
Derailleur Front	Shimano Ultegra Di2 FD-R8150	--
Derailleur Rear	Shimano Ultegra Di2 RD-R8150	Shimano RD-TX35 Tourney
Hub Front	Giant Low Friction Hub, CenterLock, 12mm thru-axle	Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear	Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke	Sapim stainless	14G Stainless Steel with Brass Nipples
Cassette	Shimano Ultegra, 12-speed, 11x34	--
Bottom Bracket	Shimano, press fit	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle:Bolt Type, 119mm
Stand	--	Alloy, Center Mount, Black

Front	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Beach Bum 26 x 2.125", Black Wall
Rear	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Beach Bum 26 x 2.125", Black Wall
Wheel / RIM	Giant SLR 1 36 Carbon Disc WheelSystem	Rims:26" x 36H x 14G, Red Front: 26" x 1.75 x 36H x 14G Alloy-Cruiser, Bolt-On Rear: 26" x 1.75 x 36H x 14G Alloy-Cruiser, (FOR FREEWHEEL)

Front	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Alloy (Linear Pull) Black
Rear	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Alloy (Linear Pull) Black
Brake Lever	Shimano Ultegra Di2	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

Carbon/BlueDragonfly

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Length	--	--
Weight	--	27.2 kg

Features	--	--
Additional Details	--	Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks) Captain Crank Right: 3-Piece Alloy, 170mm, Black (For Diamond Square Cranks) Freewheel: Shimano TZ-21 (7-Speed) 14-28T Captain Crank Right: 3-Piece Alloy, 170mm, Black (For Diamond Square Cranks) Stoker Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks) Stoker Crank Right: 3-Piece Alloy, 170mm x 42T x 1/2" x 3/32", Black (For Diamond Square Cranks) Chainwheel: Steel, Silver Painted W/Plastic Chain Cover Pulley Adjuster:Eccentric BB Insert Seat Clamp: Alloy, 28.6mm I.D., with Double Bolt, Black Stoker Seat Clamp: Alloy, 34.9mm I.D., Black Front Fender: Steel, W/Single Strut, Painted Rear Fender: Steel, W/Single Strut, Painted Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver
Accessories	- Computer mount - Fender mount - Water bottle cages	--