Sun Biscayne Tandem 7 vs Trek 2021 Crockett 5 Disc

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Drivetrain	K.M.C. 1/2" x 1/8", Black (152 Links)	--
Frame	High Tensile Steel, TIG-Welded	300 Series Alpha Aluminum, Invisible Weld Technology, tapered head tube, Control Freak internal routing, 3S chain keeper, flat mount disc, 142 x 12 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 : 47 - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 70 mm length Size : 50 - 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 : 47 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 38cm width Size : 50, 52 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40cm width Size : 54, 56 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42cm width Size : 58, 61 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44cm width
Fork	1-1/8" High Tensile Steel, Curved Legs, Double Eyelets	Trek Cross carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 395 mm axle-to-crown, 12 x 100 mm thru axle
Seatpost	Alloy w/o Clamp, 25.6 x 350mm, Black	Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
Grip	Foam, Black	--
Crankset	--	Size : 47 - Praxis Alba M30, 40T, 30 mm spindle, 165 mm length Size : 50, 52 - Praxis Alba M30, 40T, 30 mm spindle, 170 mm length Size : 54, 56 - Praxis Alba M30, 40T, 30 mm spindle, 172.5 mm length Size : 58, 61 - Praxis Alba M30, 40T, 30 mm spindle, 175 mm length
Pedals	Slip Resistant Top, 9/16", Black	--
Chain	K.M.C. 1/2" x 3/32", Black (130 Links)	SRAM PC-1130, 11 speed
Shifters	Shimano 7-Speed Revo Twist Shifter	SRAM Rival, 11 speed
Saddle	Comfort Cruiser, Elastomer Suspension, Black	Size : 47, 50, 52 - Bontrager P3 Verse Comp, steel rails, 155 mm width Size : 54, 56, 58, 61 - Bontrager P3 Verse Comp, steel rails, 145 mm width
Headset	Steel, 25.4 x 34 x 30mm, Black	FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Rear	Shimano RD-TX35 Tourney	SRAM Rival 1, medium cage, 36T max cog
Hub Front	Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)	Bontrager alloy, sealed bearing, centerlock, Shimano 11-speed freehub, 142x12mm thru axle
Hub Rear	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black	Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
Spoke	14G Stainless Steel with Brass Nipples	14g stainless steel
Cassette	--	SRAM PG-1130, 11-32, 11 speed
Chainrings	--	1x: 54T, 2x: 55/36T
Bottom Bracket	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle:Bolt Type, 119mm	Praxis, T47 threaded, internal bearing
Stand	Alloy, Center Mount, Black	--

Front	Beach Bum 26 x 2.125", Black Wall	Bontrager CX3 Team Issue, aramid bead, 120 tpi, 700 x 32c
Rear	Beach Bum 26 x 2.125", Black Wall	Bontrager CX3 Team Issue, aramid bead, 120 tpi, 700 x 32c
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 Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve

Front	Alloy (Linear Pull) Black	SRAM Rival hydraulic disc, flat mount
Rear	Alloy (Linear Pull) Black	SRAM Rival hydraulic disc, flat mount
Brake Lever	Alloy (Linear Pull) Black / Silver	--

Front	--	--
Rear	--	--

Colors

--

Lithium Grey/Trek Black

Length	--	--
Weight	27.2 kg	9.02 kg

Features	--	- Control Freak Cable Management - Performance Cable Routing - 300 Series Alpha Aluminium
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	--