Sun Biscayne Tandem 7 vs Trek Domane AL 2 Gen 4

Load Carrying Capacity	--	125 kg (275 lb)
Drivetrain	K.M.C. 1/2" x 1/8", Black (152 Links)	--
Frame	High Tensile Steel, TIG-Welded	100 Series Alpha Aluminium, tapered head tube, internal routing, mudguard mounts, flat-mount disc, UDH, 142x12 mm thru axle
Stem	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black	Size: 44 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length Size: 49 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: 52, 54 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length Size: 56, 58 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length Size: 61 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length
Handle Bar	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	Size: 44 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 36 cm control width, 40 cm drop width Size: 44, 49 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 38 cm width Size: 49 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 38 cm control width, 42 cm drop width Size: 52 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 40 cm control width, 44 cm drop width Size: 52 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 40 cm width Siz
Fork	1-1/8" High Tensile Steel, Curved Legs, Double Eyelets	Domane AL carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle
Seatpost	Alloy w/o Clamp, 25.6 x 350mm, Black	Size: 44, 49 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length Size: 52, 54, 56, 58, 61 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Grip	Foam, Black	Bontrager Supertack Perf tape
Crankset	--	Size: 44 Shimano RS200, 50/34 (compact), 165 mm length Size: 49, 52, 54 Shimano RS200, 50/34 (compact), 170 mm length Size: 56, 58, 61 Shimano RS200, 50/34 (compact), 175 mm length
Pedals	Slip Resistant Top, 9/16", Black	--
Chain	K.M.C. 1/2" x 3/32", Black (130 Links)	Shimano Sora HG71, 8 speed
Shifters	Shimano 7-Speed Revo Twist Shifter	Shimano Claris ST-R2000-R, 8 speed, right Shimano Claris ST-R2000-L, 8 speed, left
Saddle	Comfort Cruiser, Elastomer Suspension, Black	Verse Short, steel rails, 145 mm width
Headset	Steel, 25.4 x 34 x 30mm, Black	--
Derailleur Front	--	Shimano Claris R2000, 31.8 mm clamp
Derailleur Rear	Shimano RD-TX35 Tourney	Shimano Claris R2000, medium cage, 34T max cog
Hub Front	Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)	Formula RX-512 alloy, 6-bolt, 100x12 mm thru axle
Hub Rear	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black	Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12 mm thru axle
Spoke	14G Stainless Steel with Brass Nipples	14 g stainless steel, black
Cassette	--	Shimano HG31, CS-HG31, 11-32, 8 speed
Chainrings	--	1x: 50T, 2x: 50/34
Bottom Bracket	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle:Bolt Type, 119mm	Shimano UN300, 68 mm, threaded cartridge, 110 mm spindle
Stand	Alloy, Center Mount, Black	--

Front	Beach Bum 26 x 2.125", Black Wall	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Rear	Beach Bum 26 x 2.125", Black Wall	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm
Wheel / RIM	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)	Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve

Front	Alloy (Linear Pull) Black	Tektro C550 mechanical disc brake, dual piston, flat mount Tektro wave, 6-bolt, 160 mm
Rear	Alloy (Linear Pull) Black	Tektro C550 mechanical disc brake, dual piston, flat mount Tektro wave, 6-bolt, 160 mm
Brake Lever	Alloy (Linear Pull) Black / Silver	--

Front	--	--
Rear	--	--

Colors

--

Crimson to Dark Carmine Fade Matte Lithium Grey

Length	--	--
Weight	27.2 kg	56 - 10.55 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	--