Jamis Durango A1 vs Sun Biscayne Tandem 7

Drivetrain	--	K.M.C. 1/2" x 1/8", Black (152 Links)
Frame	6061 aluminum main tubes, over-sized seat tube, zero-stack head tube, over-sized stays, replaceable derailleur hanger	High Tensile Steel, TIG-Welded
Stem	Jamis XC alloy threadless, 31.8 x 3˚ rise x 60mm	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar	Jamis XC alloy riser, 31.8 x 20mm rise x 740mm	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	SR Suntour XCT 30 HLO 29”, coil spring, hydraulic speed lock out adjust, external preload adjustor, 30mm stanchions, aluminum lowers, 100mm travel	1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seatpost	Jamis alloy micro-adjust, 31.6 x 400mm	Alloy w/o Clamp, 25.6 x 350mm, Black
Grip	Kraton	Foam, Black
Crankset	Forged Alloy, 32T	--
Pedals	MTB platform, hi-impact resin	Slip Resistant Top, 9/16", Black
Chain	KMC X9, 9-speed	K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters	Shift levers : microSHIFT Advent M8195, 1x9-speed	Shimano 7-Speed Revo Twist Shifter
Saddle	Jamis ATB Sport, SL cover, protective front and rear guards	Comfort Cruiser, Elastomer Suspension, Black
Headset	Zero-stack internal cup, 8mm cone spacer	Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear	MicroSHIFT Advent M6195M 9-speed	Shimano RD-TX35 Tourney
Hub Front	--	Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear	--	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke	--	14G Stainless Steel with Brass Nipples
Cassette	MicroSHIFT H093, 9-speed, 11-42T	--
Bottom Bracket	Sealed cartridge	BC1.37'' x 24TPI, Steel, Caged Bearings Spindle:Bolt Type, 119mm
Stand	--	Alloy, Center Mount, Black

Front	CST Patrol, 29 x 2.25”	Beach Bum 26 x 2.125", Black Wall
Rear	CST Patrol, 29 x 2.25”	Beach Bum 26 x 2.125", Black Wall
Wheel / RIM	Alex TD26 29” rims, 32H, alloy disc hubs, 14G nickel-plated spokes	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)

Front	Shimano MT200 hydraulic disc, Shimano RT26 160mm rotors	Alloy (Linear Pull) Black
Rear	Shimano MT200 hydraulic disc, Shimano RT26 160mm rotors	Alloy (Linear Pull) Black
Brake Lever	--	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

Ano Black Flat Olive

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Length	--	--
Weight	14.2 kg	27.2 kg

Features	--	--
Additional Details	Sizes : 15”, 17”, 19”, 21”	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