Sun Brickell Tandem 7 vs Trek 2020 Domane SLR 7

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Drivetrain	K.M.C. 1/2" x 1/8", Silver (152 Links)	--
Frame	6061 Series Aluminum, TIG-Welded	700 Series OCLV Carbon, front IsoSpeed, adjustable rear IsoSpeed, internal storage, tapered head tube, internal cable routing, 3S chain keeper, DuoTrap S compatible, fender mounts, flat mount disc, 142 x 12 mm thru axle
Stem	Alloy W/Micro Adj. Angle, 25.4 x 180mm Quill x 90mm Ext., Black Stoker Stem: Alloy, Adjustable Reach (4-Bolt Face) Black	Size : 50 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 80 mm length ( Size : 47 - 70 mm length ) Size : 52, 54 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 90 mm length Size : 56, 58 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 100 mm length Size : 60, 62 - Bontrager Pro, 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 : 50, 52 - Bontrager Pro IsoCore VR-CF, OCLV Carbon, 31.8 mm, internal Di2 routing, 93 mm reach, 123 mm drop, 40cm width (Size 47 - 38cm width ) Size : 54, 56 - Bontrager Pro IsoCore VR-CF, OCLV Carbon, 31.8 mm, internal Di2 routing, 93 mm reach, 123 mm drop, 42cm width Size : 58, 60, 62 - Bontrager Pro IsoCore VR-CF, OCLV Carbon, 31.8 mm, internal Di2 routing, 93 mm reach, 123 mm drop, 44cm width
Fork	1-1/8'' High Tensile Steel, Curved Legs, Double Eyelets	Domane SLR carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, carbon dropouts, 12 x 100 mm thru axle
Seatpost	Alloy W/Integrated Clamp, 28.6 x 350mm, Black	Size : 47, 50, 52, 54, 56 - Bontrager carbon internal seatmast cap, integrated light mount, 20 mm offset, short length Size : 58, 60, 62 - Bontrager carbon internal seatmast cap, integrated light mount, 20 mm offset, tall length
Grip	Kraton Rubber-Gel, 130mm, 2-Tone Black & Grey	Bontrager Supertack Perf tape
Crankset	--	Size : 47 - Shimano Ultegra R8000, 50/34 (compact), 165 mm length Size : 50, 52 - Shimano Ultegra R8000, 50/34 (compact), 170 mm length Size : 54, 56 - Shimano Ultegra R8000, 50/34 (compact), 172.5 mm length Size : 58, 60, 62 - Shimano Ultegra R8000, 50/34 (compact), 175 mm length
Pedals	Slip Resistant Top, 9/16", Black	--
Chain	K.M.C. 1/2" x 3/32", Silver (130 Links)	Shimano Ultegra HG701, 11-speed
Shifters	Rear Shifter: Shimano Tourney 7-Speed Twist Shifter	Shimano Ultegra Di2, R8070, 11-speed
Saddle	Comfort Cruiser, Elastomer Suspension, Black	Bontrager Arvada Elite, stainless steel rails, 138 mm width
Headset	Semi Integrated, Steel, 25.4 x 44 x 30mm, Black	FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom
Derailleur Front	--	Shimano Ultegra R8050 Di2, braze-on
Derailleur Rear	Shimano RD-TX35 Tourney	Shimano Ultegra R8050 Di2, mid cage 34T max cog
Hub Front	Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black	--
Hub Rear	Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black	--
Spoke	12G Stainless Steel with Brass Nipples	--
Cassette	--	Shimano Ultegra HG800-11, 11-34, 11 speed
Chainrings	--	50 / 34 (compact)
Bottom Bracket	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle: Square Taper (JIS), Bolt Type, 68 x 110mm	Praxis, T47 threaded, internal bearing
Stand	Alloy, Center Mount, Black	--

Front	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve	Bontrager R3 Hard-Case Lite, Tubeless Ready, aramid bead, 120 tpi, 700 x 32c
Rear	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve	Bontrager R3 Hard-Case Lite, Tubeless Ready, aramid bead, 120 tpi, 700 x 32c
Wheel / RIM	Rims: 26" x 36H x 12G, Alloy, Black Front: 26" x 1.75 x 36H x 12G Alloy-Cruiser, Bolt-On Rear: 26" x 1.75 x 36H x 12G Alloy-Cruiser (For Freewheel)	Front : Bontrager Aeolus Pro 3V, OCLV Carbon, Tubeless Ready, 25 mm rim width, 100 x 12 mm thru axle Rear : Bontrager Aeolus Pro 3V, OCLV Carbon, Tubeless Ready, 25 mm rim width, Shimano 11-speed freehub, 142 x 12 mm thru axle

Front	Alloy (Linear Pull) Black	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm
Rear	Alloy (Linear Pull) Black	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm
Brake Lever	Alloy (Linear Pull) Black / Silver	Shimano Ultegra R8070, 11 speed

Front	--	--
Rear	--	--

Colors

--

Trek Black/Quicksilver-Anthracite Fade Lithium Grey/Trek Black Trek White/Blue Radioactive Coral/Trek Black Viper Red/Trek White

Length	--	--
Weight	22.6 kg	8.47 kg

Features	--	- Massive tire clearance - 700 Series OCLV - Adjustable Rear IsoSpeed Decoupler - Endurance Fit - Additional Tire Clearance - Endurance Geometry - Fender Compatible
Additional Details	Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", 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, Black (4-Bolt x 104mm BCD) W/Plastic Chain Cover Pulley Adjuster:Eccentric BB Insert Seat Clamp: Alloy, 34.9mm I.D., with Double Bolt, Black Stoker Seat Clamp: Alloy, 34.9mm I.D., Black Front Fender: Plastic W/Rubber Bump Guards, Silver Rear Fender: Plastic W/Rubber Bump Guards, Silver Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver	--
Accessories	--	Bontrager BITS Internal Frame Storage Bag