Jamis Boss 7 vs Sun Brickell Tandem 7

Drivetrain	--	K.M.C. 1/2" x 1/8", Silver (152 Links)
Frame	Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard	6061 Series Aluminum, TIG-Welded
Stem	Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap	Alloy W/Micro Adj. Angle, 25.4 x 180mm Quill x 90mm Ext., Black Stoker Stem: Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar	Jamis Cruise-control comfort 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
Fork	Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss	1-1/8'' High Tensile Steel, Curved Legs, Double Eyelets
Seatpost	Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin	Alloy W/Integrated Clamp, 28.6 x 350mm, Black
Grip	--	Kraton Rubber-Gel, 130mm, 2-Tone Black & Grey
Crankset	Forged alloy crank, 170mm alloy, with 44T compact disc chainring	--
Pedals	Cruiser platform with grip tape	Slip Resistant Top, 9/16", Black
Chain	KMC Z51NP, silver	K.M.C. 1/2" x 3/32", Silver (130 Links)
Shifters	Shift levers : Shimano RevoShift RS-35, 7-speed	Rear Shifter: Shimano Tourney 7-Speed Twist Shifter
Saddle	Boss Cruiser design with extra padding and heavy-duty, double-loop springs	Comfort Cruiser, Elastomer Suspension, Black
Headset	Internal cup, threaded, 1 1/8”	Semi Integrated, Steel, 25.4 x 44 x 30mm, Black
Derailleur Rear	Shimano TY-300 rear	Shimano RD-TX35 Tourney
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, 14-28, 7- Speed	--
Bottom Bracket	Sealed cartridge, 68 x 122.5mm	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle: Square Taper (JIS), Bolt Type, 68 x 110mm
Stand	--	Alloy, Center Mount, Black

Front	CST Metropolitan Palm Bay, 26" x 2.35	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Rear	CST Metropolitan Palm Bay, 26" x 2.35	Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Wheel / RIM	Alex Y303 36H black anodized alloy rims with alloy nutted hubs and 14 gauge stainless steel spokes	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	Tektro alloy linear pull brake with Tektro CL530 alloy levers	Alloy (Linear Pull) Black
Rear	Tektro alloy linear pull brake with Tektro CL530 alloy levers	Alloy (Linear Pull) Black
Brake Lever	--	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

Gloss Black Amber Wave Blueberry

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Length	--	--
Weight	--	22.6 kg

Features	--	--
Additional Details	Sizes : M: 17”, 19”, 21”, 23” S/O: 14”, 18”	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