Marin San Quentin 1 vs Sun Biscayne Tandem CB

Frame	Series 2 6061 Aluminum, Double Butted Frame, 141mm Open Dropout, 73 mm Threaded BB	High Tensile Steel, TIG-Welded
Stem	Marin 3D Forged Alloy, 45 mm	Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Handle Bar	Marin Mini-Riser, 6061 Double Butted Aluminum, 780 mm Width, 28 mm rise, 5º Up, 9º Back	Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork	SR Suntour XCM32 Boost 15 x 110 mm Spacing, 120 mm Travel, Lock Out, 27.5", Bolt-On Thru Axle	--
Seatpost	Marin Alloy, 30.9 mm	--
Grip	Marin MTN, Closed End	Foam, Black
Crankset	Marin Forged Alloy 1x9, Hollow Spindle, Steel Narrow-Wide 32T Chainring, 104 mm BCD	--
Pedals	Nylon Platform	Slip Resistant Top, 9/16", Black
Chain	KMC X-9	K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters	Shift Lever : Shimano SLM3000 9-Speed w/Optical Display	--
Saddle	Marin Speed Concept	Comfort Cruiser, Elastomer Suspension, Black
Headset	FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”	Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear	Shimano Altus, 9-Speed, Shadow Design	--
Hub Front	Forged Alloy, Quad Sealed Cartridge Bearings, Alloy Axle, 141 mm Width, 6-Bolt Disc, 32H, Shimano Standard Freehub Body	Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear	Forged Alloy, 110 x 15 mm, Sealed Cartridge Bearing, 6-Bolt Disc, 32H	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke	14 g Black Stainless Steel	14G Stainless Steel with Brass Nipples
Cassette	SunRace, 9-Speed, 11-36T	--
Sprocket	--	19T x 1/2'' x 1/8''
Stand	--	Alloy, Center Mount, Black

Front	Vee Tire, Crown Gem 27.5 x 2.3", Dual Control Compound	Beach Bum 26 x 2.125", Black Wall
Rear	Vee Tire, Crown Gem 27.5 x 2.3", Dual Control Compound	Beach Bum 26 x 2.125", Black Wall
Wheel / RIM	Marin, Double Wall Alloy, 29 mm Inner, Pinned Joint, Disc Specific, 32H Tubeless Compatible	Rims: 26" x 36H x 14G, Red

Front	Tektro M275 Hydraulic Disc, 180 mm Rotor	Alloy (Linear Pull) Black
Rear	Tektro M275 Hydraulic Disc, 160 mm Rotor	Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever	Tektro M275 Hydraulic Disc	Alloy (Linear Pull) Black / Silver

Front	--	--
Rear	--	--

Colors

--

Metallic Red

Length	--	--
Weight	--	27.2 kg

Features	- Dirt Jump Inspired Frame Style - Modern Trail Geometry	--
Additional Details	Bottom Bracket : Sealed Cartridge Bearings, Square Taper Extras : Marin Custom Guide, Alloy Back Plate, Top Guide Only, ISCG 05 Mount	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