Sun Biscayne Tandem CB vs Trek Top Fuel 7 SX

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	High Tensile Steel, TIG-Welded	Alpha Platinum Aluminum, tapered head tube, Knock Block, Control Freak internal routing, downtube guard, magnesium rocker link, Mino Link, ABP, Boost148, 115 mm travel
Stem	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black	Size : S, M, M/L - Bontrager Rhythm Comp, 31.8 mm, Knock Block, 0 degree, 60 mm length Size : L, XL, XXL - Bontrager Rhythm Comp, 31.8 mm, Knock Block, 0 degree, 70 mm length
Handle Bar	Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black	Bontrager Comp, alloy, 31.8 mm, 15 mm rise, 750 mm width
Fork	--	RockShox Judy SL, Solo Air spring, Motion Control damper, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 120 mm travel
Seatpost	--	Size : S - TranzX JD-YSP18, 100mm travel, internal routing, 31.6 mm, 361 mm length Size : M, M/L, L, XL, XXL - TranzX JD-YSP18, 130 mm travel, internal routing, 31.6 mm, 425 mm length
Grip	Foam, Black	Bontrager XR Trail Comp, nylon lock-on
Crankset	--	Size : S - SRAM SX Eagle, DUB, 32T steel ring, Boost (52 mm chainline), 170 mm length Size : M, M/L, L, XL, XXL - SRAM SX Eagle, DUB, 32T steel ring, Boost (52 mm chainline), 175 mm length
Pedals	Slip Resistant Top, 9/16", Black	--
Chain	K.M.C. 1/2" x 1/8", Black (130 Links)	SRAM SX Eagle, 12 speed
Shifters	--	SRAM SX Eagle, 12 speed
Saddle	Comfort Cruiser, Elastomer Suspension, Black	Bontrager Arvada, steel rails, 138 mm width
Headset	Steel, 25.4 x 34 x 30mm, Black	Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Rear	--	SRAM SX Eagle
Hub Front	Shimano CB-E110 Coaster Brake, 36H x 14G, Black	--
Hub Rear	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Spoke	14G Stainless Steel with Brass Nipples	--
Cassette	--	SRAM PG-1210 Eagle, 11-50, 12 speed
Chainrings	--	36T
Sprocket	19T x 1/2'' x 1/8''	--
Bottom Bracket	--	SRAM DUB, 92 mm, PressFit
Stand	Alloy, Center Mount, Black	--

Front	Beach Bum 26 x 2.125", Black Wall	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Rear	Beach Bum 26 x 2.125", Black Wall	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Wheel / RIM	Rims: 26" x 36H x 14G, Red	Front : Bontrager Kovee Comp 23, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Kovee Comp 23, Tubeless Ready, 6-bolt, Shimano 10 freehub, Boost148, 12 mm thru axle

Front	Alloy (Linear Pull) Black	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,180 mm
Rear	Shimano CB-E110 Internal Coaster Brake, Black	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,160 mm
Brake Lever	Alloy (Linear Pull) Black / Silver	--

Front	--	--
Rear	--	--

Colors

Metallic Red

Factory Orange/Trek Black Lithium Grey/Trek Black

Length	--	--
Weight	27.2 kg	14.17 kg

Features	--	- Straight Shot downtube - Knock Block - Active Braking Pivot - Control Freak Cable Management - Complete Tubeless System - Suspension Calculator - Mino Link Adjustable Geometry
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	Shock : X-Fusion Pro 2, 190 x 45 mm Suspension lever : Bontrager Drop Lock remote Max compatible fork travel : 130 mm